18860504

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{1201}}^1$

素因数の和:1371

約数の個数: 32

約数和(自身を含む): 38367840

約数和(自身を除く): 19507336

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 151, 302, 604, 1201, 1208, 1963, 2402, 3926, 4804, 7852, 9608, 15613, 15704, 31226, 62452, 124904, 181351, 362702, 725404, 1450808, 2357563, 4715126, 9430252, 18860504]

約数ペア:

[(1, 18860504), (2, 9430252), (4, 4715126), (8, 2357563), (13, 1450808), (26, 725404), (52, 362702), (104, 181351), (151, 124904), (302, 62452), (604, 31226), (1201, 15704), (1208, 15613), (1963, 9608), (2402, 7852), (3926, 4804)]