20173896324

素因数分解:

$2^2\times 3^2\times {\mathrm{389}}^1\times {\mathrm{1440581}}^1$

素因数の和:1440980

約数の個数: 36

約数和(自身を含む): 51126255180

約数和(自身を除く): 30952358856

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 389, 778, 1167, 1556, 2334, 3501, 4668, 7002, 14004, 1440581, 2881162, 4321743, 5762324, 8643486, 12965229, 17286972, 25930458, 51860916, 560386009, 1120772018, 1681158027, 2241544036, 3362316054, 5043474081, 6724632108, 10086948162, 20173896324]

約数ペア:

[(1, 20173896324), (2, 10086948162), (3, 6724632108), (4, 5043474081), (6, 3362316054), (9, 2241544036), (12, 1681158027), (18, 1120772018), (36, 560386009), (389, 51860916), (778, 25930458), (1167, 17286972), (1556, 12965229), (2334, 8643486), (3501, 5762324), (4668, 4321743), (7002, 2881162), (14004, 1440581)]