20444361

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{51239}}^1$

素因数の和:51268

約数の個数: 16

約数和(自身を含む): 32793600

約数和(自身を除く): 12349239

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 51239, 153717, 358673, 973541, 1076019, 2920623, 6814787, 20444361]

約数ペア:

[(1, 20444361), (3, 6814787), (7, 2920623), (19, 1076019), (21, 973541), (57, 358673), (133, 153717), (399, 51239)]