19564038

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^2$

素因数の和:115

約数の個数: 96

約数和(自身を含む): 50047200

約数和(自身を除く): 30483162

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 29, 31, 39, 54, 58, 62, 78, 87, 93, 117, 174, 186, 234, 261, 279, 351, 377, 403, 522, 558, 702, 754, 783, 806, 837, 899, 961, 1131, 1209, 1566, 1674, 1798, 1922, 2262, 2418, 2697, 2883, 3393, 3627, 5394, 5766, 6786, 7254, 8091, 8649, 10179, 10881, 11687, 12493, 16182, 17298, 20358, 21762, 23374, 24273, 24986, 25947, 27869, 35061, 37479, 48546, 51894, 55738, 70122, 74958, 83607, 105183, 112437, 167214, 210366, 224874, 250821, 315549, 337311, 362297, 501642, 631098, 674622, 724594, 752463, 1086891, 1504926, 2173782, 3260673, 6521346, 9782019, 19564038]

約数ペア:

[(1, 19564038), (2, 9782019), (3, 6521346), (6, 3260673), (9, 2173782), (13, 1504926), (18, 1086891), (26, 752463), (27, 724594), (29, 674622), (31, 631098), (39, 501642), (54, 362297), (58, 337311), (62, 315549), (78, 250821), (87, 224874), (93, 210366), (117, 167214), (174, 112437), (186, 105183), (234, 83607), (261, 74958), (279, 70122), (351, 55738), (377, 51894), (403, 48546), (522, 37479), (558, 35061), (702, 27869), (754, 25947), (783, 24986), (806, 24273), (837, 23374), (899, 21762), (961, 20358), (1131, 17298), (1209, 16182), (1566, 12493), (1674, 11687), (1798, 10881), (1922, 10179), (2262, 8649), (2418, 8091), (2697, 7254), (2883, 6786), (3393, 5766), (3627, 5394)]