20129808

素因数分解:

$2^4\times 3^1\times {\mathrm{269}}^1\times {\mathrm{1559}}^1$

素因数の和:1839

約数の個数: 40

約数和(自身を含む): 52228800

約数和(自身を除く): 32098992

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 269, 538, 807, 1076, 1559, 1614, 2152, 3118, 3228, 4304, 4677, 6236, 6456, 9354, 12472, 12912, 18708, 24944, 37416, 74832, 419371, 838742, 1258113, 1677484, 2516226, 3354968, 5032452, 6709936, 10064904, 20129808]

約数ペア:

[(1, 20129808), (2, 10064904), (3, 6709936), (4, 5032452), (6, 3354968), (8, 2516226), (12, 1677484), (16, 1258113), (24, 838742), (48, 419371), (269, 74832), (538, 37416), (807, 24944), (1076, 18708), (1559, 12912), (1614, 12472), (2152, 9354), (3118, 6456), (3228, 6236), (4304, 4677)]