20169353412

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{289241}}^1$

素因数の和:289413

約数の個数: 72

約数和(自身を含む): 55274146200

約数和(自身を除く): 35104792788

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 149, 156, 234, 298, 447, 468, 596, 894, 1341, 1788, 1937, 2682, 3874, 5364, 5811, 7748, 11622, 17433, 23244, 34866, 69732, 289241, 578482, 867723, 1156964, 1735446, 2603169, 3470892, 3760133, 5206338, 7520266, 10412676, 11280399, 15040532, 22560798, 33841197, 43096909, 45121596, 67682394, 86193818, 129290727, 135364788, 172387636, 258581454, 387872181, 517162908, 560259817, 775744362, 1120519634, 1551488724, 1680779451, 2241039268, 3361558902, 5042338353, 6723117804, 10084676706, 20169353412]

約数ペア:

[(1, 20169353412), (2, 10084676706), (3, 6723117804), (4, 5042338353), (6, 3361558902), (9, 2241039268), (12, 1680779451), (13, 1551488724), (18, 1120519634), (26, 775744362), (36, 560259817), (39, 517162908), (52, 387872181), (78, 258581454), (117, 172387636), (149, 135364788), (156, 129290727), (234, 86193818), (298, 67682394), (447, 45121596), (468, 43096909), (596, 33841197), (894, 22560798), (1341, 15040532), (1788, 11280399), (1937, 10412676), (2682, 7520266), (3874, 5206338), (5364, 3760133), (5811, 3470892), (7748, 2603169), (11622, 1735446), (17433, 1156964), (23244, 867723), (34866, 578482), (69732, 289241)]