868751728

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{4176691}}^1$

素因数の和:4176712

約数の個数: 20

約数和(自身を含む): 1812684328

約数和(自身を除く): 943932600

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 4176691, 8353382, 16706764, 33413528, 54296983, 66827056, 108593966, 217187932, 434375864, 868751728]

約数ペア:

[(1, 868751728), (2, 434375864), (4, 217187932), (8, 108593966), (13, 66827056), (16, 54296983), (26, 33413528), (52, 16706764), (104, 8353382), (208, 4176691)]