19548464

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{93983}}^1$

素因数の和:94004

約数の個数: 20

約数和(自身を含む): 40789056

約数和(自身を除く): 21240592

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 93983, 187966, 375932, 751864, 1221779, 1503728, 2443558, 4887116, 9774232, 19548464]

約数ペア:

[(1, 19548464), (2, 9774232), (4, 4887116), (8, 2443558), (13, 1503728), (16, 1221779), (26, 751864), (52, 375932), (104, 187966), (208, 93983)]