20111266

素因数分解:

$2^1\times 7^2\times {\mathrm{163}}^1\times {\mathrm{1259}}^1$

素因数の和:1438

約数の個数: 24

約数和(自身を含む): 35335440

約数和(自身を除く): 15224174

約数列:

[1, 2, 7, 14, 49, 98, 163, 326, 1141, 1259, 2282, 2518, 7987, 8813, 15974, 17626, 61691, 123382, 205217, 410434, 1436519, 2873038, 10055633, 20111266]

約数ペア:

[(1, 20111266), (2, 10055633), (7, 2873038), (14, 1436519), (49, 410434), (98, 205217), (163, 123382), (326, 61691), (1141, 17626), (1259, 15974), (2282, 8813), (2518, 7987)]