20100834

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1$

素因数の和:232

約数の個数: 96

約数和(自身を含む): 51577344

約数和(自身を除く): 31476510

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 31, 34, 39, 51, 62, 78, 93, 102, 117, 153, 163, 186, 221, 234, 279, 306, 326, 403, 442, 489, 527, 558, 663, 806, 978, 1054, 1209, 1326, 1467, 1581, 1989, 2119, 2418, 2771, 2934, 3162, 3627, 3978, 4238, 4743, 5053, 5542, 6357, 6851, 7254, 8313, 9486, 10106, 12714, 13702, 15159, 16626, 19071, 20553, 24939, 30318, 36023, 38142, 41106, 45477, 49878, 61659, 65689, 72046, 85901, 90954, 108069, 123318, 131378, 171802, 197067, 216138, 257703, 324207, 394134, 515406, 591201, 648414, 773109, 1116713, 1182402, 1546218, 2233426, 3350139, 6700278, 10050417, 20100834]

約数ペア:

[(1, 20100834), (2, 10050417), (3, 6700278), (6, 3350139), (9, 2233426), (13, 1546218), (17, 1182402), (18, 1116713), (26, 773109), (31, 648414), (34, 591201), (39, 515406), (51, 394134), (62, 324207), (78, 257703), (93, 216138), (102, 197067), (117, 171802), (153, 131378), (163, 123318), (186, 108069), (221, 90954), (234, 85901), (279, 72046), (306, 65689), (326, 61659), (403, 49878), (442, 45477), (489, 41106), (527, 38142), (558, 36023), (663, 30318), (806, 24939), (978, 20553), (1054, 19071), (1209, 16626), (1326, 15159), (1467, 13702), (1581, 12714), (1989, 10106), (2119, 9486), (2418, 8313), (2771, 7254), (2934, 6851), (3162, 6357), (3627, 5542), (3978, 5053), (4238, 4743)]