1645843652

素因数分解:

$2^2\times {\mathrm{131}}^1\times {\mathrm{557}}^1\times {\mathrm{5639}}^1$

素因数の和:6331

約数の個数: 24

約数和(自身を含む): 2907938880

約数和(自身を除く): 1262095228

約数列:

[1, 2, 4, 131, 262, 524, 557, 1114, 2228, 5639, 11278, 22556, 72967, 145934, 291868, 738709, 1477418, 2954836, 3140923, 6281846, 12563692, 411460913, 822921826, 1645843652]

約数ペア:

[(1, 1645843652), (2, 822921826), (4, 411460913), (131, 12563692), (262, 6281846), (524, 3140923), (557, 2954836), (1114, 1477418), (2228, 738709), (5639, 291868), (11278, 145934), (22556, 72967)]