218371390

素因数分解:

$2^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{370121}}^1$

素因数の和:370187

約数の個数: 16

約数和(自身を含む): 399731760

約数和(自身を除く): 181360370

約数列:

[1, 2, 5, 10, 59, 118, 295, 590, 370121, 740242, 1850605, 3701210, 21837139, 43674278, 109185695, 218371390]

約数ペア:

[(1, 218371390), (2, 109185695), (5, 43674278), (10, 21837139), (59, 3701210), (118, 1850605), (295, 740242), (590, 370121)]