1990609528

素因数分解:

$2^3\times {\mathrm{4001}}^1\times {\mathrm{62191}}^1$

素因数の和:66198

約数の個数: 16

約数和(自身を含む): 3733385760

約数和(自身を除く): 1742776232

約数列:

[1, 2, 4, 8, 4001, 8002, 16004, 32008, 62191, 124382, 248764, 497528, 248826191, 497652382, 995304764, 1990609528]

約数ペア:

[(1, 1990609528), (2, 995304764), (4, 497652382), (8, 248826191), (4001, 497528), (8002, 248764), (16004, 124382), (32008, 62191)]