19094660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{271}}^2$

素因数の和:564

約数の個数: 36

約数和(自身を含む): 43343244

約数和(自身を除く): 24248584

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 271, 542, 1084, 1355, 2710, 3523, 5420, 7046, 14092, 17615, 35230, 70460, 73441, 146882, 293764, 367205, 734410, 954733, 1468820, 1909466, 3818932, 4773665, 9547330, 19094660]

約数ペア:

[(1, 19094660), (2, 9547330), (4, 4773665), (5, 3818932), (10, 1909466), (13, 1468820), (20, 954733), (26, 734410), (52, 367205), (65, 293764), (130, 146882), (260, 73441), (271, 70460), (542, 35230), (1084, 17615), (1355, 14092), (2710, 7046), (3523, 5420)]