19198995

素因数分解:

$3^1\times 5^1\times {\mathrm{271}}^1\times {\mathrm{4723}}^1$

素因数の和:5002

約数の個数: 16

約数和(自身を含む): 30838272

約数和(自身を除く): 11639277

約数列:

[1, 3, 5, 15, 271, 813, 1355, 4065, 4723, 14169, 23615, 70845, 1279933, 3839799, 6399665, 19198995]

約数ペア:

[(1, 19198995), (3, 6399665), (5, 3839799), (15, 1279933), (271, 70845), (813, 23615), (1355, 14169), (4065, 4723)]