13890418

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{1427}}^1$

素因数の和:1617

約数の個数: 16

約数和(自身を含む): 21659904

約数和(自身を除く): 7769486

約数列:

[1, 2, 31, 62, 157, 314, 1427, 2854, 4867, 9734, 44237, 88474, 224039, 448078, 6945209, 13890418]

約数ペア:

[(1, 13890418), (2, 6945209), (31, 448078), (62, 224039), (157, 88474), (314, 44237), (1427, 9734), (2854, 4867)]