20718696744

素因数分解:

$2^3\times 3^2\times {\mathrm{149}}^1\times {\mathrm{1931273}}^1$

素因数の和:1931434

約数の個数: 48

約数和(自身を含む): 56489764500

約数和(自身を除く): 35771067756

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 149, 298, 447, 596, 894, 1192, 1341, 1788, 2682, 3576, 5364, 10728, 1931273, 3862546, 5793819, 7725092, 11587638, 15450184, 17381457, 23175276, 34762914, 46350552, 69525828, 139051656, 287759677, 575519354, 863279031, 1151038708, 1726558062, 2302077416, 2589837093, 3453116124, 5179674186, 6906232248, 10359348372, 20718696744]

約数ペア:

[(1, 20718696744), (2, 10359348372), (3, 6906232248), (4, 5179674186), (6, 3453116124), (8, 2589837093), (9, 2302077416), (12, 1726558062), (18, 1151038708), (24, 863279031), (36, 575519354), (72, 287759677), (149, 139051656), (298, 69525828), (447, 46350552), (596, 34762914), (894, 23175276), (1192, 17381457), (1341, 15450184), (1788, 11587638), (2682, 7725092), (3576, 5793819), (5364, 3862546), (10728, 1931273)]