18940364

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{2437}}^1$

素因数の和:2537

約数の個数: 24

約数和(自身を含む): 34814640

約数和(自身を除く): 15874276

約数列:

[1, 2, 4, 29, 58, 67, 116, 134, 268, 1943, 2437, 3886, 4874, 7772, 9748, 70673, 141346, 163279, 282692, 326558, 653116, 4735091, 9470182, 18940364]

約数ペア:

[(1, 18940364), (2, 9470182), (4, 4735091), (29, 653116), (58, 326558), (67, 282692), (116, 163279), (134, 141346), (268, 70673), (1943, 9748), (2437, 7772), (3886, 4874)]