19427664

素因数分解:

$2^4\times 3^1\times {\mathrm{37}}^1\times {\mathrm{10939}}^1$

素因数の和:10987

約数の個数: 40

約数和(自身を含む): 51549280

約数和(自身を除く): 32121616

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 37, 48, 74, 111, 148, 222, 296, 444, 592, 888, 1776, 10939, 21878, 32817, 43756, 65634, 87512, 131268, 175024, 262536, 404743, 525072, 809486, 1214229, 1618972, 2428458, 3237944, 4856916, 6475888, 9713832, 19427664]

約数ペア:

[(1, 19427664), (2, 9713832), (3, 6475888), (4, 4856916), (6, 3237944), (8, 2428458), (12, 1618972), (16, 1214229), (24, 809486), (37, 525072), (48, 404743), (74, 262536), (111, 175024), (148, 131268), (222, 87512), (296, 65634), (444, 43756), (592, 32817), (888, 21878), (1776, 10939)]