18137768

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{2609}}^1$

素因数の和:2705

約数の個数: 32

約数和(自身を含む): 37584000

約数和(自身を除く): 19446232

約数列:

[1, 2, 4, 8, 11, 22, 44, 79, 88, 158, 316, 632, 869, 1738, 2609, 3476, 5218, 6952, 10436, 20872, 28699, 57398, 114796, 206111, 229592, 412222, 824444, 1648888, 2267221, 4534442, 9068884, 18137768]

約数ペア:

[(1, 18137768), (2, 9068884), (4, 4534442), (8, 2267221), (11, 1648888), (22, 824444), (44, 412222), (79, 229592), (88, 206111), (158, 114796), (316, 57398), (632, 28699), (869, 20872), (1738, 10436), (2609, 6952), (3476, 5218)]