2811815728

素因数分解:

$2^4\times {\mathrm{641}}^1\times {\mathrm{274163}}^1$

素因数の和:274812

約数の個数: 20

約数和(自身を含む): 5456411928

約数和(自身を除く): 2644596200

約数列:

[1, 2, 4, 8, 16, 641, 1282, 2564, 5128, 10256, 274163, 548326, 1096652, 2193304, 4386608, 175738483, 351476966, 702953932, 1405907864, 2811815728]

約数ペア:

[(1, 2811815728), (2, 1405907864), (4, 702953932), (8, 351476966), (16, 175738483), (641, 4386608), (1282, 2193304), (2564, 1096652), (5128, 548326), (10256, 274163)]