20015868

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{1663}}^1$

素因数の和:1746

約数の個数: 48

約数和(自身を含む): 50319360

約数和(自身を除く): 30303492

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 59, 68, 102, 118, 177, 204, 236, 354, 708, 1003, 1663, 2006, 3009, 3326, 4012, 4989, 6018, 6652, 9978, 12036, 19956, 28271, 56542, 84813, 98117, 113084, 169626, 196234, 294351, 339252, 392468, 588702, 1177404, 1667989, 3335978, 5003967, 6671956, 10007934, 20015868]

約数ペア:

[(1, 20015868), (2, 10007934), (3, 6671956), (4, 5003967), (6, 3335978), (12, 1667989), (17, 1177404), (34, 588702), (51, 392468), (59, 339252), (68, 294351), (102, 196234), (118, 169626), (177, 113084), (204, 98117), (236, 84813), (354, 56542), (708, 28271), (1003, 19956), (1663, 12036), (2006, 9978), (3009, 6652), (3326, 6018), (4012, 4989)]