20148354

素因数分解:

$2^1\times 3^2\times {\mathrm{89}}^1\times {\mathrm{12577}}^1$

素因数の和:12674

約数の個数: 24

約数和(自身を含む): 44148780

約数和(自身を除く): 24000426

約数列:

[1, 2, 3, 6, 9, 18, 89, 178, 267, 534, 801, 1602, 12577, 25154, 37731, 75462, 113193, 226386, 1119353, 2238706, 3358059, 6716118, 10074177, 20148354]

約数ペア:

[(1, 20148354), (2, 10074177), (3, 6716118), (6, 3358059), (9, 2238706), (18, 1119353), (89, 226386), (178, 113193), (267, 75462), (534, 37731), (801, 25154), (1602, 12577)]