20867406

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{269}}^1\times {\mathrm{1847}}^1$

素因数の和:2128

約数の個数: 32

約数和(自身を含む): 47900160

約数和(自身を除く): 27032754

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 269, 538, 807, 1614, 1847, 1883, 3694, 3766, 5541, 5649, 11082, 11298, 12929, 25858, 38787, 77574, 496843, 993686, 1490529, 2981058, 3477901, 6955802, 10433703, 20867406]

約数ペア:

[(1, 20867406), (2, 10433703), (3, 6955802), (6, 3477901), (7, 2981058), (14, 1490529), (21, 993686), (42, 496843), (269, 77574), (538, 38787), (807, 25858), (1614, 12929), (1847, 11298), (1883, 11082), (3694, 5649), (3766, 5541)]