20512247238

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{983}}^1\times {\mathrm{165611}}^1$

素因数の和:166609

約数の個数: 48

約数和(自身を含む): 50844208896

約数和(自身を除く): 30331961658

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 983, 1966, 2949, 5898, 6881, 8847, 13762, 17694, 20643, 41286, 61929, 123858, 165611, 331222, 496833, 993666, 1159277, 1490499, 2318554, 2980998, 3477831, 6955662, 10433493, 20866986, 162795613, 325591226, 488386839, 976773678, 1139569291, 1465160517, 2279138582, 2930321034, 3418707873, 6837415746, 10256123619, 20512247238]

約数ペア:

[(1, 20512247238), (2, 10256123619), (3, 6837415746), (6, 3418707873), (7, 2930321034), (9, 2279138582), (14, 1465160517), (18, 1139569291), (21, 976773678), (42, 488386839), (63, 325591226), (126, 162795613), (983, 20866986), (1966, 10433493), (2949, 6955662), (5898, 3477831), (6881, 2980998), (8847, 2318554), (13762, 1490499), (17694, 1159277), (20643, 993666), (41286, 496833), (61929, 331222), (123858, 165611)]