20182695

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1$

素因数の和:176

約数の個数: 64

約数和(自身を含む): 37255680

約数和(自身を除く): 17072985

約数列:

[1, 3, 5, 13, 15, 29, 39, 43, 65, 83, 87, 129, 145, 195, 215, 249, 377, 415, 435, 559, 645, 1079, 1131, 1245, 1247, 1677, 1885, 2407, 2795, 3237, 3569, 3741, 5395, 5655, 6235, 7221, 8385, 10707, 12035, 16185, 16211, 17845, 18705, 31291, 36105, 46397, 48633, 53535, 81055, 93873, 103501, 139191, 156455, 231985, 243165, 310503, 469365, 517505, 695955, 1345513, 1552515, 4036539, 6727565, 20182695]

約数ペア:

[(1, 20182695), (3, 6727565), (5, 4036539), (13, 1552515), (15, 1345513), (29, 695955), (39, 517505), (43, 469365), (65, 310503), (83, 243165), (87, 231985), (129, 156455), (145, 139191), (195, 103501), (215, 93873), (249, 81055), (377, 53535), (415, 48633), (435, 46397), (559, 36105), (645, 31291), (1079, 18705), (1131, 17845), (1245, 16211), (1247, 16185), (1677, 12035), (1885, 10707), (2407, 8385), (2795, 7221), (3237, 6235), (3569, 5655), (3741, 5395)]