20619170

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{14419}}^1$

素因数の和:14450

約数の個数: 32

約数和(自身を含む): 43606080

約数和(自身を除く): 22986910

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 14419, 28838, 72095, 144190, 158609, 187447, 317218, 374894, 793045, 937235, 1586090, 1874470, 2061917, 4123834, 10309585, 20619170]

約数ペア:

[(1, 20619170), (2, 10309585), (5, 4123834), (10, 2061917), (11, 1874470), (13, 1586090), (22, 937235), (26, 793045), (55, 374894), (65, 317218), (110, 187447), (130, 158609), (143, 144190), (286, 72095), (715, 28838), (1430, 14419)]