18306512

素因数分解:

$2^4\times 7^1\times {\mathrm{79}}^1\times {\mathrm{2069}}^1$

素因数の和:2163

約数の個数: 40

約数和(自身を含む): 41068800

約数和(自身を除く): 22762288

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 79, 112, 158, 316, 553, 632, 1106, 1264, 2069, 2212, 4138, 4424, 8276, 8848, 14483, 16552, 28966, 33104, 57932, 115864, 163451, 231728, 326902, 653804, 1144157, 1307608, 2288314, 2615216, 4576628, 9153256, 18306512]

約数ペア:

[(1, 18306512), (2, 9153256), (4, 4576628), (7, 2615216), (8, 2288314), (14, 1307608), (16, 1144157), (28, 653804), (56, 326902), (79, 231728), (112, 163451), (158, 115864), (316, 57932), (553, 33104), (632, 28966), (1106, 16552), (1264, 14483), (2069, 8848), (2212, 8276), (4138, 4424)]