20121693

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{9623}}^1$

素因数の和:9684

約数の個数: 16

約数和(自身を含む): 29102976

約数和(自身を除く): 8981283

約数列:

[1, 3, 17, 41, 51, 123, 697, 2091, 9623, 28869, 163591, 394543, 490773, 1183629, 6707231, 20121693]

約数ペア:

[(1, 20121693), (3, 6707231), (17, 1183629), (41, 490773), (51, 394543), (123, 163591), (697, 28869), (2091, 9623)]