20443112

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{787}}^1$

素因数の和:1001

約数の個数: 32

約数和(自身を含む): 40849920

約数和(自身を除く): 20406808

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 191, 382, 764, 787, 1528, 1574, 3148, 3247, 6296, 6494, 12988, 13379, 25976, 26758, 53516, 107032, 150317, 300634, 601268, 1202536, 2555389, 5110778, 10221556, 20443112]

約数ペア:

[(1, 20443112), (2, 10221556), (4, 5110778), (8, 2555389), (17, 1202536), (34, 601268), (68, 300634), (136, 150317), (191, 107032), (382, 53516), (764, 26758), (787, 25976), (1528, 13379), (1574, 12988), (3148, 6494), (3247, 6296)]