20180448

素因数分解:

$2^5\times 3^3\times {\mathrm{23357}}^1$

素因数の和:23376

約数の個数: 48

約数和(自身を含む): 58862160

約数和(自身を除く): 38681712

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 96, 108, 144, 216, 288, 432, 864, 23357, 46714, 70071, 93428, 140142, 186856, 210213, 280284, 373712, 420426, 560568, 630639, 747424, 840852, 1121136, 1261278, 1681704, 2242272, 2522556, 3363408, 5045112, 6726816, 10090224, 20180448]

約数ペア:

[(1, 20180448), (2, 10090224), (3, 6726816), (4, 5045112), (6, 3363408), (8, 2522556), (9, 2242272), (12, 1681704), (16, 1261278), (18, 1121136), (24, 840852), (27, 747424), (32, 630639), (36, 560568), (48, 420426), (54, 373712), (72, 280284), (96, 210213), (108, 186856), (144, 140142), (216, 93428), (288, 70071), (432, 46714), (864, 23357)]