20863290

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{99349}}^1$

素因数の和:99366

約数の個数: 32

約数和(自身を含む): 57225600

約数和(自身を除く): 36362310

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 99349, 198698, 298047, 496745, 596094, 695443, 993490, 1390886, 1490235, 2086329, 2980470, 3477215, 4172658, 6954430, 10431645, 20863290]

約数ペア:

[(1, 20863290), (2, 10431645), (3, 6954430), (5, 4172658), (6, 3477215), (7, 2980470), (10, 2086329), (14, 1490235), (15, 1390886), (21, 993490), (30, 695443), (35, 596094), (42, 496745), (70, 298047), (105, 198698), (210, 99349)]