20216502566

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{383}}^1\times {\mathrm{653}}^1\times {\mathrm{3109}}^1$

素因数の和:4160

約数の個数: 32

約数和(自身を含む): 32803384320

約数和(自身を除く): 12586881754

約数列:

[1, 2, 13, 26, 383, 653, 766, 1306, 3109, 4979, 6218, 8489, 9958, 16978, 40417, 80834, 250099, 500198, 1190747, 2030177, 2381494, 3251287, 4060354, 6502574, 15479711, 26392301, 30959422, 52784602, 777557791, 1555115582, 10108251283, 20216502566]

約数ペア:

[(1, 20216502566), (2, 10108251283), (13, 1555115582), (26, 777557791), (383, 52784602), (653, 30959422), (766, 26392301), (1306, 15479711), (3109, 6502574), (4979, 4060354), (6218, 3251287), (8489, 2381494), (9958, 2030177), (16978, 1190747), (40417, 500198), (80834, 250099)]