19721154

素因数分解:

$2^1\times 3^1\times {\mathrm{89}}^1\times {\mathrm{36931}}^1$

素因数の和:37025

約数の個数: 16

約数和(自身を含む): 39886560

約数和(自身を除く): 20165406

約数列:

[1, 2, 3, 6, 89, 178, 267, 534, 36931, 73862, 110793, 221586, 3286859, 6573718, 9860577, 19721154]

約数ペア:

[(1, 19721154), (2, 9860577), (3, 6573718), (6, 3286859), (89, 221586), (178, 110793), (267, 73862), (534, 36931)]