19109360

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{14051}}^1$

素因数の和:14081

約数の個数: 40

約数和(自身を含む): 47046096

約数和(自身を除く): 27936736

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 14051, 28102, 56204, 70255, 112408, 140510, 224816, 238867, 281020, 477734, 562040, 955468, 1124080, 1194335, 1910936, 2388670, 3821872, 4777340, 9554680, 19109360]

約数ペア:

[(1, 19109360), (2, 9554680), (4, 4777340), (5, 3821872), (8, 2388670), (10, 1910936), (16, 1194335), (17, 1124080), (20, 955468), (34, 562040), (40, 477734), (68, 281020), (80, 238867), (85, 224816), (136, 140510), (170, 112408), (272, 70255), (340, 56204), (680, 28102), (1360, 14051)]