18611872

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{34213}}^1$

素因数の和:34240

約数の個数: 24

約数和(自身を含む): 38798676

約数和(自身を除く): 20186804

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 272, 544, 34213, 68426, 136852, 273704, 547408, 581621, 1094816, 1163242, 2326484, 4652968, 9305936, 18611872]

約数ペア:

[(1, 18611872), (2, 9305936), (4, 4652968), (8, 2326484), (16, 1163242), (17, 1094816), (32, 581621), (34, 547408), (68, 273704), (136, 136852), (272, 68426), (544, 34213)]