18259304

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{131}}^2$

素因数の和:294

約数の個数: 48

約数和(自身を含む): 41503200

約数和(自身を除く): 23243896

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 131, 133, 152, 262, 266, 524, 532, 917, 1048, 1064, 1834, 2489, 3668, 4978, 7336, 9956, 17161, 17423, 19912, 34322, 34846, 68644, 69692, 120127, 137288, 139384, 240254, 326059, 480508, 652118, 961016, 1304236, 2282413, 2608472, 4564826, 9129652, 18259304]

約数ペア:

[(1, 18259304), (2, 9129652), (4, 4564826), (7, 2608472), (8, 2282413), (14, 1304236), (19, 961016), (28, 652118), (38, 480508), (56, 326059), (76, 240254), (131, 139384), (133, 137288), (152, 120127), (262, 69692), (266, 68644), (524, 34846), (532, 34322), (917, 19912), (1048, 17423), (1064, 17161), (1834, 9956), (2489, 7336), (3668, 4978)]