18273248

素因数分解:

$2^5\times 7^1\times {\mathrm{29}}^2\times {\mathrm{97}}^1$

素因数の和:172

約数の個数: 72

約数和(自身を含む): 43020432

約数和(自身を除く): 24747184

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 32, 56, 58, 97, 112, 116, 194, 203, 224, 232, 388, 406, 464, 679, 776, 812, 841, 928, 1358, 1552, 1624, 1682, 2716, 2813, 3104, 3248, 3364, 5432, 5626, 5887, 6496, 6728, 10864, 11252, 11774, 13456, 19691, 21728, 22504, 23548, 26912, 39382, 45008, 47096, 78764, 81577, 90016, 94192, 157528, 163154, 188384, 315056, 326308, 571039, 630112, 652616, 1142078, 1305232, 2284156, 2610464, 4568312, 9136624, 18273248]

約数ペア:

[(1, 18273248), (2, 9136624), (4, 4568312), (7, 2610464), (8, 2284156), (14, 1305232), (16, 1142078), (28, 652616), (29, 630112), (32, 571039), (56, 326308), (58, 315056), (97, 188384), (112, 163154), (116, 157528), (194, 94192), (203, 90016), (224, 81577), (232, 78764), (388, 47096), (406, 45008), (464, 39382), (679, 26912), (776, 23548), (812, 22504), (841, 21728), (928, 19691), (1358, 13456), (1552, 11774), (1624, 11252), (1682, 10864), (2716, 6728), (2813, 6496), (3104, 5887), (3248, 5626), (3364, 5432)]