20458110348

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{443}}^1\times {\mathrm{977}}^1$

素因数の和:1544

約数の個数: 144

約数和(自身を含む): 56427579936

約数和(自身を除く): 35969469588

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 101, 117, 156, 202, 234, 303, 404, 443, 468, 606, 886, 909, 977, 1212, 1313, 1329, 1772, 1818, 1954, 2626, 2658, 2931, 3636, 3908, 3939, 3987, 5252, 5316, 5759, 5862, 7878, 7974, 8793, 11518, 11724, 11817, 12701, 15756, 15948, 17277, 17586, 23036, 23634, 25402, 34554, 35172, 38103, 44743, 47268, 50804, 51831, 69108, 76206, 89486, 98677, 103662, 114309, 134229, 152412, 178972, 197354, 207324, 228618, 268458, 296031, 394708, 402687, 432811, 457236, 536916, 581659, 592062, 805374, 865622, 888093, 1163318, 1184124, 1282801, 1298433, 1610748, 1731244, 1744977, 1776186, 2326636, 2565602, 2596866, 3489954, 3552372, 3848403, 3895299, 5131204, 5193732, 5234931, 5626543, 6979908, 7696806, 7790598, 10469862, 11253086, 11545209, 15393612, 15581196, 16879629, 20939724, 22506172, 23090418, 33759258, 43713911, 46180836, 50638887, 67518516, 87427822, 101277774, 131141733, 174855644, 202555548, 262283466, 393425199, 524566932, 568280843, 786850398, 1136561686, 1573700796, 1704842529, 2273123372, 3409685058, 5114527587, 6819370116, 10229055174, 20458110348]

約数ペア:

[(1, 20458110348), (2, 10229055174), (3, 6819370116), (4, 5114527587), (6, 3409685058), (9, 2273123372), (12, 1704842529), (13, 1573700796), (18, 1136561686), (26, 786850398), (36, 568280843), (39, 524566932), (52, 393425199), (78, 262283466), (101, 202555548), (117, 174855644), (156, 131141733), (202, 101277774), (234, 87427822), (303, 67518516), (404, 50638887), (443, 46180836), (468, 43713911), (606, 33759258), (886, 23090418), (909, 22506172), (977, 20939724), (1212, 16879629), (1313, 15581196), (1329, 15393612), (1772, 11545209), (1818, 11253086), (1954, 10469862), (2626, 7790598), (2658, 7696806), (2931, 6979908), (3636, 5626543), (3908, 5234931), (3939, 5193732), (3987, 5131204), (5252, 3895299), (5316, 3848403), (5759, 3552372), (5862, 3489954), (7878, 2596866), (7974, 2565602), (8793, 2326636), (11518, 1776186), (11724, 1744977), (11817, 1731244), (12701, 1610748), (15756, 1298433), (15948, 1282801), (17277, 1184124), (17586, 1163318), (23036, 888093), (23634, 865622), (25402, 805374), (34554, 592062), (35172, 581659), (38103, 536916), (44743, 457236), (47268, 432811), (50804, 402687), (51831, 394708), (69108, 296031), (76206, 268458), (89486, 228618), (98677, 207324), (103662, 197354), (114309, 178972), (134229, 152412)]