13420990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{7177}}^1$

素因数の和:7212

約数の個数: 32

約数和(自身を含む): 27908064

約数和(自身を除く): 14487074

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 55, 85, 110, 170, 187, 374, 935, 1870, 7177, 14354, 35885, 71770, 78947, 122009, 157894, 244018, 394735, 610045, 789470, 1220090, 1342099, 2684198, 6710495, 13420990]

約数ペア:

[(1, 13420990), (2, 6710495), (5, 2684198), (10, 1342099), (11, 1220090), (17, 789470), (22, 610045), (34, 394735), (55, 244018), (85, 157894), (110, 122009), (170, 78947), (187, 71770), (374, 35885), (935, 14354), (1870, 7177)]