23488790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{643}}^1$

素因数の和:944

約数の個数: 32

約数和(自身を含む): 45765216

約数和(自身を除く): 22276426

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 281, 562, 643, 1286, 1405, 2810, 3215, 3653, 6430, 7306, 8359, 16718, 18265, 36530, 41795, 83590, 180683, 361366, 903415, 1806830, 2348879, 4697758, 11744395, 23488790]

約数ペア:

[(1, 23488790), (2, 11744395), (5, 4697758), (10, 2348879), (13, 1806830), (26, 903415), (65, 361366), (130, 180683), (281, 83590), (562, 41795), (643, 36530), (1286, 18265), (1405, 16718), (2810, 8359), (3215, 7306), (3653, 6430)]