19611830

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{9661}}^1$

素因数の和:9704

約数の個数: 32

約数和(自身を含む): 41739840

約数和(自身を除く): 22128010

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 145, 203, 290, 406, 1015, 2030, 9661, 19322, 48305, 67627, 96610, 135254, 280169, 338135, 560338, 676270, 1400845, 1961183, 2801690, 3922366, 9805915, 19611830]

約数ペア:

[(1, 19611830), (2, 9805915), (5, 3922366), (7, 2801690), (10, 1961183), (14, 1400845), (29, 676270), (35, 560338), (58, 338135), (70, 280169), (145, 135254), (203, 96610), (290, 67627), (406, 48305), (1015, 19322), (2030, 9661)]