20291215356

素因数分解:

$2^2\times 3^2\times {\mathrm{3923}}^1\times {\mathrm{143677}}^1$

素因数の和:147610

約数の個数: 36

約数和(自身を含む): 51305114952

約数和(自身を除く): 31013899596

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 3923, 7846, 11769, 15692, 23538, 35307, 47076, 70614, 141228, 143677, 287354, 431031, 574708, 862062, 1293093, 1724124, 2586186, 5172372, 563644871, 1127289742, 1690934613, 2254579484, 3381869226, 5072803839, 6763738452, 10145607678, 20291215356]

約数ペア:

[(1, 20291215356), (2, 10145607678), (3, 6763738452), (4, 5072803839), (6, 3381869226), (9, 2254579484), (12, 1690934613), (18, 1127289742), (36, 563644871), (3923, 5172372), (7846, 2586186), (11769, 1724124), (15692, 1293093), (23538, 862062), (35307, 574708), (47076, 431031), (70614, 287354), (141228, 143677)]