20693754

素因数分解:

$2^1\times 3^2\times {\mathrm{67}}^1\times {\mathrm{17159}}^1$

素因数の和:17234

約数の個数: 24

約数和(自身を含む): 45508320

約数和(自身を除く): 24814566

約数列:

[1, 2, 3, 6, 9, 18, 67, 134, 201, 402, 603, 1206, 17159, 34318, 51477, 102954, 154431, 308862, 1149653, 2299306, 3448959, 6897918, 10346877, 20693754]

約数ペア:

[(1, 20693754), (2, 10346877), (3, 6897918), (6, 3448959), (9, 2299306), (18, 1149653), (67, 308862), (134, 154431), (201, 102954), (402, 51477), (603, 34318), (1206, 17159)]