20915592

素因数分解:

$2^3\times 3^1\times {\mathrm{103}}^1\times {\mathrm{8461}}^1$

素因数の和:8573

約数の個数: 32

約数和(自身を含む): 52802880

約数和(自身を除く): 31887288

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 103, 206, 309, 412, 618, 824, 1236, 2472, 8461, 16922, 25383, 33844, 50766, 67688, 101532, 203064, 871483, 1742966, 2614449, 3485932, 5228898, 6971864, 10457796, 20915592]

約数ペア:

[(1, 20915592), (2, 10457796), (3, 6971864), (4, 5228898), (6, 3485932), (8, 2614449), (12, 1742966), (24, 871483), (103, 203064), (206, 101532), (309, 67688), (412, 50766), (618, 33844), (824, 25383), (1236, 16922), (2472, 8461)]