390330238

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1\times {\mathrm{20507}}^1$

素因数の和:20847

約数の個数: 16

約数和(自身を含む): 606380544

約数和(自身を除く): 216050306

約数列:

[1, 2, 31, 62, 307, 614, 9517, 19034, 20507, 41014, 635717, 1271434, 6295649, 12591298, 195165119, 390330238]

約数ペア:

[(1, 390330238), (2, 195165119), (31, 12591298), (62, 6295649), (307, 1271434), (614, 635717), (9517, 41014), (19034, 20507)]