18145816

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{1171}}^1$

素因数の和:1339

約数の個数: 32

約数和(自身を含む): 36918000

約数和(自身を除く): 18772184

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 149, 298, 596, 1171, 1192, 1937, 2342, 3874, 4684, 7748, 9368, 15223, 15496, 30446, 60892, 121784, 174479, 348958, 697916, 1395832, 2268227, 4536454, 9072908, 18145816]

約数ペア:

[(1, 18145816), (2, 9072908), (4, 4536454), (8, 2268227), (13, 1395832), (26, 697916), (52, 348958), (104, 174479), (149, 121784), (298, 60892), (596, 30446), (1171, 15496), (1192, 15223), (1937, 9368), (2342, 7748), (3874, 4684)]