31819452

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{19937}}^1$

素因数の和:19970

約数の個数: 48

約数和(自身を含む): 89322240

約数和(自身を除く): 57502788

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 38, 42, 57, 76, 84, 114, 133, 228, 266, 399, 532, 798, 1596, 19937, 39874, 59811, 79748, 119622, 139559, 239244, 279118, 378803, 418677, 558236, 757606, 837354, 1136409, 1515212, 1674708, 2272818, 2651621, 4545636, 5303242, 7954863, 10606484, 15909726, 31819452]

約数ペア:

[(1, 31819452), (2, 15909726), (3, 10606484), (4, 7954863), (6, 5303242), (7, 4545636), (12, 2651621), (14, 2272818), (19, 1674708), (21, 1515212), (28, 1136409), (38, 837354), (42, 757606), (57, 558236), (76, 418677), (84, 378803), (114, 279118), (133, 239244), (228, 139559), (266, 119622), (399, 79748), (532, 59811), (798, 39874), (1596, 19937)]