18181692

素因数分解:

$2^2\times 3^3\times {\mathrm{79}}^1\times {\mathrm{2131}}^1$

素因数の和:2223

約数の個数: 48

約数和(自身を含む): 47756800

約数和(自身を除く): 29575108

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 79, 108, 158, 237, 316, 474, 711, 948, 1422, 2131, 2133, 2844, 4262, 4266, 6393, 8524, 8532, 12786, 19179, 25572, 38358, 57537, 76716, 115074, 168349, 230148, 336698, 505047, 673396, 1010094, 1515141, 2020188, 3030282, 4545423, 6060564, 9090846, 18181692]

約数ペア:

[(1, 18181692), (2, 9090846), (3, 6060564), (4, 4545423), (6, 3030282), (9, 2020188), (12, 1515141), (18, 1010094), (27, 673396), (36, 505047), (54, 336698), (79, 230148), (108, 168349), (158, 115074), (237, 76716), (316, 57537), (474, 38358), (711, 25572), (948, 19179), (1422, 12786), (2131, 8532), (2133, 8524), (2844, 6393), (4262, 4266)]