20542008

素因数分解:

$2^3\times 3^1\times {\mathrm{47}}^1\times {\mathrm{18211}}^1$

素因数の和:18267

約数の個数: 32

約数和(自身を含む): 52450560

約数和(自身を除く): 31908552

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 47, 94, 141, 188, 282, 376, 564, 1128, 18211, 36422, 54633, 72844, 109266, 145688, 218532, 437064, 855917, 1711834, 2567751, 3423668, 5135502, 6847336, 10271004, 20542008]

約数ペア:

[(1, 20542008), (2, 10271004), (3, 6847336), (4, 5135502), (6, 3423668), (8, 2567751), (12, 1711834), (24, 855917), (47, 437064), (94, 218532), (141, 145688), (188, 109266), (282, 72844), (376, 54633), (564, 36422), (1128, 18211)]