1638103696

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{2129}}^1\times {\mathrm{2531}}^1$

素因数の和:4687

約数の個数: 40

約数和(自身を含む): 3343759200

約数和(自身を除く): 1705655504

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 2129, 2531, 4258, 5062, 8516, 10124, 17032, 20248, 34064, 40451, 40496, 48089, 80902, 96178, 161804, 192356, 323608, 384712, 647216, 769424, 5388499, 10776998, 21553996, 43107992, 86215984, 102381481, 204762962, 409525924, 819051848, 1638103696]

約数ペア:

[(1, 1638103696), (2, 819051848), (4, 409525924), (8, 204762962), (16, 102381481), (19, 86215984), (38, 43107992), (76, 21553996), (152, 10776998), (304, 5388499), (2129, 769424), (2531, 647216), (4258, 384712), (5062, 323608), (8516, 192356), (10124, 161804), (17032, 96178), (20248, 80902), (34064, 48089), (40451, 40496)]