1284656432

素因数分解:

$2^4\times {\mathrm{401}}^1\times {\mathrm{200227}}^1$

素因数の和:200636

約数の個数: 20

約数和(自身を含む): 2495241336

約数和(自身を除く): 1210584904

約数列:

[1, 2, 4, 8, 16, 401, 802, 1604, 3208, 6416, 200227, 400454, 800908, 1601816, 3203632, 80291027, 160582054, 321164108, 642328216, 1284656432]

約数ペア:

[(1, 1284656432), (2, 642328216), (4, 321164108), (8, 160582054), (16, 80291027), (401, 3203632), (802, 1601816), (1604, 800908), (3208, 400454), (6416, 200227)]