20121635872

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{48369317}}^1$

素因数の和:48369340

約数の個数: 24

約数和(自身を含む): 42661738476

約数和(自身を除く): 22540102604

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 48369317, 96738634, 193477268, 386954536, 628801121, 773909072, 1257602242, 1547818144, 2515204484, 5030408968, 10060817936, 20121635872]

約数ペア:

[(1, 20121635872), (2, 10060817936), (4, 5030408968), (8, 2515204484), (13, 1547818144), (16, 1257602242), (26, 773909072), (32, 628801121), (52, 386954536), (104, 193477268), (208, 96738634), (416, 48369317)]