20707416

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{15137}}^1$

素因数の和:15168

約数の個数: 48

約数和(自身を含む): 59038200

約数和(自身を除く): 38330784

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 72, 76, 114, 152, 171, 228, 342, 456, 684, 1368, 15137, 30274, 45411, 60548, 90822, 121096, 136233, 181644, 272466, 287603, 363288, 544932, 575206, 862809, 1089864, 1150412, 1725618, 2300824, 2588427, 3451236, 5176854, 6902472, 10353708, 20707416]

約数ペア:

[(1, 20707416), (2, 10353708), (3, 6902472), (4, 5176854), (6, 3451236), (8, 2588427), (9, 2300824), (12, 1725618), (18, 1150412), (19, 1089864), (24, 862809), (36, 575206), (38, 544932), (57, 363288), (72, 287603), (76, 272466), (114, 181644), (152, 136233), (171, 121096), (228, 90822), (342, 60548), (456, 45411), (684, 30274), (1368, 15137)]