18154808

素因数分解:

$2^3\times 7^1\times {\mathrm{73}}^1\times {\mathrm{4441}}^1$

素因数の和:4527

約数の個数: 32

約数和(自身を含む): 39444960

約数和(自身を除く): 21290152

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 73, 146, 292, 511, 584, 1022, 2044, 4088, 4441, 8882, 17764, 31087, 35528, 62174, 124348, 248696, 324193, 648386, 1296772, 2269351, 2593544, 4538702, 9077404, 18154808]

約数ペア:

[(1, 18154808), (2, 9077404), (4, 4538702), (7, 2593544), (8, 2269351), (14, 1296772), (28, 648386), (56, 324193), (73, 248696), (146, 124348), (292, 62174), (511, 35528), (584, 31087), (1022, 17764), (2044, 8882), (4088, 4441)]