19884124

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{983}}^1$

素因数の和:1389

約数の個数: 24

約数和(自身を含む): 37608480

約数和(自身を除く): 17724356

約数列:

[1, 2, 4, 13, 26, 52, 389, 778, 983, 1556, 1966, 3932, 5057, 10114, 12779, 20228, 25558, 51116, 382387, 764774, 1529548, 4971031, 9942062, 19884124]

約数ペア:

[(1, 19884124), (2, 9942062), (4, 4971031), (13, 1529548), (26, 764774), (52, 382387), (389, 51116), (778, 25558), (983, 20228), (1556, 12779), (1966, 10114), (3932, 5057)]