20994264

素因数分解:

$2^3\times 3^2\times {\mathrm{101}}^1\times {\mathrm{2887}}^1$

素因数の和:3000

約数の個数: 48

約数和(自身を含む): 57442320

約数和(自身を除く): 36448056

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 101, 202, 303, 404, 606, 808, 909, 1212, 1818, 2424, 2887, 3636, 5774, 7272, 8661, 11548, 17322, 23096, 25983, 34644, 51966, 69288, 103932, 207864, 291587, 583174, 874761, 1166348, 1749522, 2332696, 2624283, 3499044, 5248566, 6998088, 10497132, 20994264]

約数ペア:

[(1, 20994264), (2, 10497132), (3, 6998088), (4, 5248566), (6, 3499044), (8, 2624283), (9, 2332696), (12, 1749522), (18, 1166348), (24, 874761), (36, 583174), (72, 291587), (101, 207864), (202, 103932), (303, 69288), (404, 51966), (606, 34644), (808, 25983), (909, 23096), (1212, 17322), (1818, 11548), (2424, 8661), (2887, 7272), (3636, 5774)]