18124028

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{4909}}^1$

素因数の和:4997

約数の個数: 24

約数和(自身を含む): 34644960

約数和(自身を除く): 16520932

約数列:

[1, 2, 4, 13, 26, 52, 71, 142, 284, 923, 1846, 3692, 4909, 9818, 19636, 63817, 127634, 255268, 348539, 697078, 1394156, 4531007, 9062014, 18124028]

約数ペア:

[(1, 18124028), (2, 9062014), (4, 4531007), (13, 1394156), (26, 697078), (52, 348539), (71, 255268), (142, 127634), (284, 63817), (923, 19636), (1846, 9818), (3692, 4909)]