20178361255

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{83071}}^1$

素因数の和:83227

約数の個数: 32

約数和(自身を含む): 27046914048

約数和(自身を除く): 6868552793

約数列:

[1, 5, 13, 37, 65, 101, 185, 481, 505, 1313, 2405, 3737, 6565, 18685, 48581, 83071, 242905, 415355, 1079923, 3073627, 5399615, 8390171, 15368135, 39957151, 41950855, 109072223, 199785755, 310436327, 545361115, 1552181635, 4035672251, 20178361255]

約数ペア:

[(1, 20178361255), (5, 4035672251), (13, 1552181635), (37, 545361115), (65, 310436327), (101, 199785755), (185, 109072223), (481, 41950855), (505, 39957151), (1313, 15368135), (2405, 8390171), (3737, 5399615), (6565, 3073627), (18685, 1079923), (48581, 415355), (83071, 242905)]