20199807018

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{227}}^1\times {\mathrm{159473}}^1$

素因数の和:159739

約数の個数: 48

約数和(自身を含む): 45377369856

約数和(自身を除く): 25177562838

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 186, 227, 279, 454, 558, 681, 1362, 2043, 4086, 7037, 14074, 21111, 42222, 63333, 126666, 159473, 318946, 478419, 956838, 1435257, 2870514, 4943663, 9887326, 14830989, 29661978, 36200371, 44492967, 72400742, 88985934, 108601113, 217202226, 325803339, 651606678, 1122211501, 2244423002, 3366634503, 6733269006, 10099903509, 20199807018]

約数ペア:

[(1, 20199807018), (2, 10099903509), (3, 6733269006), (6, 3366634503), (9, 2244423002), (18, 1122211501), (31, 651606678), (62, 325803339), (93, 217202226), (186, 108601113), (227, 88985934), (279, 72400742), (454, 44492967), (558, 36200371), (681, 29661978), (1362, 14830989), (2043, 9887326), (4086, 4943663), (7037, 2870514), (14074, 1435257), (21111, 956838), (42222, 478419), (63333, 318946), (126666, 159473)]