20181805238

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{569}}^1\times {\mathrm{2099}}^1$

素因数の和:2765

約数の個数: 64

約数和(自身を含む): 37231488000

約数和(自身を除く): 17049682762

約数列:

[1, 2, 7, 14, 17, 34, 71, 119, 142, 238, 497, 569, 994, 1138, 1207, 2099, 2414, 3983, 4198, 7966, 8449, 9673, 14693, 16898, 19346, 29386, 35683, 40399, 67711, 71366, 80798, 135422, 149029, 249781, 282793, 298058, 499562, 565586, 686783, 1043203, 1194331, 1373566, 2086406, 2388662, 2533493, 4807481, 5066986, 8360317, 9614962, 16720634, 17734451, 20303627, 35468902, 40607254, 84797501, 142125389, 169595002, 284250778, 593582507, 1187165014, 1441557517, 2883115034, 10090902619, 20181805238]

約数ペア:

[(1, 20181805238), (2, 10090902619), (7, 2883115034), (14, 1441557517), (17, 1187165014), (34, 593582507), (71, 284250778), (119, 169595002), (142, 142125389), (238, 84797501), (497, 40607254), (569, 35468902), (994, 20303627), (1138, 17734451), (1207, 16720634), (2099, 9614962), (2414, 8360317), (3983, 5066986), (4198, 4807481), (7966, 2533493), (8449, 2388662), (9673, 2086406), (14693, 1373566), (16898, 1194331), (19346, 1043203), (29386, 686783), (35683, 565586), (40399, 499562), (67711, 298058), (71366, 282793), (80798, 249781), (135422, 149029)]