18764994

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^1\times {\mathrm{181}}^1\times {\mathrm{467}}^1$

素因数の和:690

約数の個数: 32

約数和(自身を含む): 38840256

約数和(自身を除く): 20075262

約数列:

[1, 2, 3, 6, 37, 74, 111, 181, 222, 362, 467, 543, 934, 1086, 1401, 2802, 6697, 13394, 17279, 20091, 34558, 40182, 51837, 84527, 103674, 169054, 253581, 507162, 3127499, 6254998, 9382497, 18764994]

約数ペア:

[(1, 18764994), (2, 9382497), (3, 6254998), (6, 3127499), (37, 507162), (74, 253581), (111, 169054), (181, 103674), (222, 84527), (362, 51837), (467, 40182), (543, 34558), (934, 20091), (1086, 17279), (1401, 13394), (2802, 6697)]