18256518

素因数分解:

$2^1\times 3^2\times 7^3\times {\mathrm{2957}}^1$

素因数の和:2986

約数の個数: 48

約数和(自身を含む): 46144800

約数和(自身を除く): 27888282

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 294, 343, 441, 686, 882, 1029, 2058, 2957, 3087, 5914, 6174, 8871, 17742, 20699, 26613, 41398, 53226, 62097, 124194, 144893, 186291, 289786, 372582, 434679, 869358, 1014251, 1304037, 2028502, 2608074, 3042753, 6085506, 9128259, 18256518]

約数ペア:

[(1, 18256518), (2, 9128259), (3, 6085506), (6, 3042753), (7, 2608074), (9, 2028502), (14, 1304037), (18, 1014251), (21, 869358), (42, 434679), (49, 372582), (63, 289786), (98, 186291), (126, 144893), (147, 124194), (294, 62097), (343, 53226), (441, 41398), (686, 26613), (882, 20699), (1029, 17742), (2058, 8871), (2957, 6174), (3087, 5914)]