18931636

素因数分解:

$2^2\times {\mathrm{83}}^1\times {\mathrm{127}}^1\times {\mathrm{449}}^1$

素因数の和:663

約数の個数: 24

約数和(自身を含む): 33868800

約数和(自身を除く): 14937164

約数列:

[1, 2, 4, 83, 127, 166, 254, 332, 449, 508, 898, 1796, 10541, 21082, 37267, 42164, 57023, 74534, 114046, 149068, 228092, 4732909, 9465818, 18931636]

約数ペア:

[(1, 18931636), (2, 9465818), (4, 4732909), (83, 228092), (127, 149068), (166, 114046), (254, 74534), (332, 57023), (449, 42164), (508, 37267), (898, 21082), (1796, 10541)]