20962578

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{38393}}^1$

素因数の和:38418

約数の個数: 32

約数和(自身を含む): 51601536

約数和(自身を除く): 30638958

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 182, 273, 546, 38393, 76786, 115179, 230358, 268751, 499109, 537502, 806253, 998218, 1497327, 1612506, 2994654, 3493763, 6987526, 10481289, 20962578]

約数ペア:

[(1, 20962578), (2, 10481289), (3, 6987526), (6, 3493763), (7, 2994654), (13, 1612506), (14, 1497327), (21, 998218), (26, 806253), (39, 537502), (42, 499109), (78, 268751), (91, 230358), (182, 115179), (273, 76786), (546, 38393)]