20277756

素因数分解:

$2^2\times 3^3\times {\mathrm{359}}^1\times {\mathrm{523}}^1$

素因数の和:895

約数の個数: 48

約数和(自身を含む): 52819200

約数和(自身を除く): 32541444

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 359, 523, 718, 1046, 1077, 1436, 1569, 2092, 2154, 3138, 3231, 4308, 4707, 6276, 6462, 9414, 9693, 12924, 14121, 18828, 19386, 28242, 38772, 56484, 187757, 375514, 563271, 751028, 1126542, 1689813, 2253084, 3379626, 5069439, 6759252, 10138878, 20277756]

約数ペア:

[(1, 20277756), (2, 10138878), (3, 6759252), (4, 5069439), (6, 3379626), (9, 2253084), (12, 1689813), (18, 1126542), (27, 751028), (36, 563271), (54, 375514), (108, 187757), (359, 56484), (523, 38772), (718, 28242), (1046, 19386), (1077, 18828), (1436, 14121), (1569, 12924), (2092, 9693), (2154, 9414), (3138, 6462), (3231, 6276), (4308, 4707)]