1999880944

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{3048599}}^1$

素因数の和:3048648

約数の個数: 20

約数和(自身を含む): 3969277200

約数和(自身を除く): 1969396256

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 3048599, 6097198, 12194396, 24388792, 48777584, 124992559, 249985118, 499970236, 999940472, 1999880944]

約数ペア:

[(1, 1999880944), (2, 999940472), (4, 499970236), (8, 249985118), (16, 124992559), (41, 48777584), (82, 24388792), (164, 12194396), (328, 6097198), (656, 3048599)]