74720048

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{359231}}^1$

素因数の和:359252

約数の個数: 20

約数和(自身を含む): 155906688

約数和(自身を除く): 81186640

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 359231, 718462, 1436924, 2873848, 4670003, 5747696, 9340006, 18680012, 37360024, 74720048]

約数ペア:

[(1, 74720048), (2, 37360024), (4, 18680012), (8, 9340006), (13, 5747696), (16, 4670003), (26, 2873848), (52, 1436924), (104, 718462), (208, 359231)]