20436924

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^2\times {\mathrm{71}}^1\times {\mathrm{83}}^1$

素因数の和:195

約数の個数: 72

約数和(自身を含む): 51988608

約数和(自身を除く): 31551684

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 71, 83, 102, 142, 166, 204, 213, 249, 284, 289, 332, 426, 498, 578, 852, 867, 996, 1156, 1207, 1411, 1734, 2414, 2822, 3468, 3621, 4233, 4828, 5644, 5893, 7242, 8466, 11786, 14484, 16932, 17679, 20519, 23572, 23987, 35358, 41038, 47974, 61557, 70716, 71961, 82076, 95948, 100181, 123114, 143922, 200362, 246228, 287844, 300543, 400724, 601086, 1202172, 1703077, 3406154, 5109231, 6812308, 10218462, 20436924]

約数ペア:

[(1, 20436924), (2, 10218462), (3, 6812308), (4, 5109231), (6, 3406154), (12, 1703077), (17, 1202172), (34, 601086), (51, 400724), (68, 300543), (71, 287844), (83, 246228), (102, 200362), (142, 143922), (166, 123114), (204, 100181), (213, 95948), (249, 82076), (284, 71961), (289, 70716), (332, 61557), (426, 47974), (498, 41038), (578, 35358), (852, 23987), (867, 23572), (996, 20519), (1156, 17679), (1207, 16932), (1411, 14484), (1734, 11786), (2414, 8466), (2822, 7242), (3468, 5893), (3621, 5644), (4233, 4828)]