18996870466

素因数分解:

$2^1\times 7^4\times {\mathrm{61}}^1\times {\mathrm{64853}}^1$

素因数の和:64944

約数の個数: 40

約数和(自身を含む): 33788026044

約数和(自身を除く): 14791155578

約数列:

[1, 2, 7, 14, 49, 61, 98, 122, 343, 427, 686, 854, 2401, 2989, 4802, 5978, 20923, 41846, 64853, 129706, 146461, 292922, 453971, 907942, 3177797, 3956033, 6355594, 7912066, 22244579, 27692231, 44489158, 55384462, 155712053, 193845617, 311424106, 387691234, 1356919319, 2713838638, 9498435233, 18996870466]

約数ペア:

[(1, 18996870466), (2, 9498435233), (7, 2713838638), (14, 1356919319), (49, 387691234), (61, 311424106), (98, 193845617), (122, 155712053), (343, 55384462), (427, 44489158), (686, 27692231), (854, 22244579), (2401, 7912066), (2989, 6355594), (4802, 3956033), (5978, 3177797), (20923, 907942), (41846, 453971), (64853, 292922), (129706, 146461)]