390562138

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{168491}}^1$

素因数の和:168573

約数の個数: 16

約数和(自身を含む): 626790240

約数和(自身を除く): 236228102

約数列:

[1, 2, 19, 38, 61, 122, 1159, 2318, 168491, 336982, 3201329, 6402658, 10277951, 20555902, 195281069, 390562138]

約数ペア:

[(1, 390562138), (2, 195281069), (19, 20555902), (38, 10277951), (61, 6402658), (122, 3201329), (1159, 336982), (2318, 168491)]