18723780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{104021}}^1$

素因数の和:104036

約数の個数: 36

約数和(自身を含む): 56796012

約数和(自身を除く): 38072232

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 104021, 208042, 312063, 416084, 520105, 624126, 936189, 1040210, 1248252, 1560315, 1872378, 2080420, 3120630, 3744756, 4680945, 6241260, 9361890, 18723780]

約数ペア:

[(1, 18723780), (2, 9361890), (3, 6241260), (4, 4680945), (5, 3744756), (6, 3120630), (9, 2080420), (10, 1872378), (12, 1560315), (15, 1248252), (18, 1040210), (20, 936189), (30, 624126), (36, 520105), (45, 416084), (60, 312063), (90, 208042), (180, 104021)]