209510648

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{443}}^1\times {\mathrm{1907}}^1$

素因数の和:2387

約数の個数: 32

約数和(自身を含む): 406632960

約数和(自身を除く): 197122312

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 443, 886, 1772, 1907, 3544, 3814, 7628, 13733, 15256, 27466, 54932, 59117, 109864, 118234, 236468, 472936, 844801, 1689602, 3379204, 6758408, 26188831, 52377662, 104755324, 209510648]

約数ペア:

[(1, 209510648), (2, 104755324), (4, 52377662), (8, 26188831), (31, 6758408), (62, 3379204), (124, 1689602), (248, 844801), (443, 472936), (886, 236468), (1772, 118234), (1907, 109864), (3544, 59117), (3814, 54932), (7628, 27466), (13733, 15256)]