18495676

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{191}}^1\times {\mathrm{563}}^1$

素因数の和:801

約数の個数: 24

約数和(自身を含む): 33352704

約数和(自身を除く): 14857028

約数列:

[1, 2, 4, 43, 86, 172, 191, 382, 563, 764, 1126, 2252, 8213, 16426, 24209, 32852, 48418, 96836, 107533, 215066, 430132, 4623919, 9247838, 18495676]

約数ペア:

[(1, 18495676), (2, 9247838), (4, 4623919), (43, 430132), (86, 215066), (172, 107533), (191, 96836), (382, 48418), (563, 32852), (764, 24209), (1126, 16426), (2252, 8213)]