20401192

素因数分解:

$2^3\times 7^1\times {\mathrm{101}}^1\times {\mathrm{3607}}^1$

素因数の和:3721

約数の個数: 32

約数和(自身を含む): 44161920

約数和(自身を除く): 23760728

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 101, 202, 404, 707, 808, 1414, 2828, 3607, 5656, 7214, 14428, 25249, 28856, 50498, 100996, 201992, 364307, 728614, 1457228, 2550149, 2914456, 5100298, 10200596, 20401192]

約数ペア:

[(1, 20401192), (2, 10200596), (4, 5100298), (7, 2914456), (8, 2550149), (14, 1457228), (28, 728614), (56, 364307), (101, 201992), (202, 100996), (404, 50498), (707, 28856), (808, 25249), (1414, 14428), (2828, 7214), (3607, 5656)]