18028930

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43973}}^1$

素因数の和:44021

約数の個数: 16

約数和(自身を含む): 33244344

約数和(自身を除く): 15215414

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 43973, 87946, 219865, 439730, 1802893, 3605786, 9014465, 18028930]

約数ペア:

[(1, 18028930), (2, 9014465), (5, 3605786), (10, 1802893), (41, 439730), (82, 219865), (205, 87946), (410, 43973)]