20138073991

素因数分解:

$7^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1\times {\mathrm{244403}}^1$

素因数の和:244638

約数の個数: 16

約数和(自身を含む): 23462784000

約数和(自身を除く): 3324710009

約数列:

[1, 7, 79, 149, 553, 1043, 11771, 82397, 244403, 1710821, 19307837, 36416047, 135154859, 254912329, 2876867713, 20138073991]

約数ペア:

[(1, 20138073991), (7, 2876867713), (79, 254912329), (149, 135154859), (553, 36416047), (1043, 19307837), (11771, 1710821), (82397, 244403)]