20870842

素因数分解:

$2^1\times {\mathrm{101}}^1\times {\mathrm{277}}^1\times {\mathrm{373}}^1$

素因数の和:753

約数の個数: 16

約数和(自身を含む): 31815432

約数和(自身を除く): 10944590

約数列:

[1, 2, 101, 202, 277, 373, 554, 746, 27977, 37673, 55954, 75346, 103321, 206642, 10435421, 20870842]

約数ペア:

[(1, 20870842), (2, 10435421), (101, 206642), (202, 103321), (277, 75346), (373, 55954), (554, 37673), (746, 27977)]