19957488

素因数分解:

$2^4\times 3^1\times {\mathrm{41}}^1\times {\mathrm{10141}}^1$

素因数の和:10193

約数の個数: 40

約数和(自身を含む): 52819536

約数和(自身を除く): 32862048

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 41, 48, 82, 123, 164, 246, 328, 492, 656, 984, 1968, 10141, 20282, 30423, 40564, 60846, 81128, 121692, 162256, 243384, 415781, 486768, 831562, 1247343, 1663124, 2494686, 3326248, 4989372, 6652496, 9978744, 19957488]

約数ペア:

[(1, 19957488), (2, 9978744), (3, 6652496), (4, 4989372), (6, 3326248), (8, 2494686), (12, 1663124), (16, 1247343), (24, 831562), (41, 486768), (48, 415781), (82, 243384), (123, 162256), (164, 121692), (246, 81128), (328, 60846), (492, 40564), (656, 30423), (984, 20282), (1968, 10141)]