19921218

素因数分解:

$2^1\times 3^1\times {\mathrm{661}}^1\times {\mathrm{5023}}^1$

素因数の和:5689

約数の個数: 16

約数和(自身を含む): 39910656

約数和(自身を除く): 19989438

約数列:

[1, 2, 3, 6, 661, 1322, 1983, 3966, 5023, 10046, 15069, 30138, 3320203, 6640406, 9960609, 19921218]

約数ペア:

[(1, 19921218), (2, 9960609), (3, 6640406), (6, 3320203), (661, 30138), (1322, 15069), (1983, 10046), (3966, 5023)]