20345766

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{2459}}^1$

素因数の和:2668

約数の個数: 32

約数和(自身を含む): 46759680

約数和(自身を除く): 26413914

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 197, 394, 591, 1182, 1379, 2459, 2758, 4137, 4918, 7377, 8274, 14754, 17213, 34426, 51639, 103278, 484423, 968846, 1453269, 2906538, 3390961, 6781922, 10172883, 20345766]

約数ペア:

[(1, 20345766), (2, 10172883), (3, 6781922), (6, 3390961), (7, 2906538), (14, 1453269), (21, 968846), (42, 484423), (197, 103278), (394, 51639), (591, 34426), (1182, 17213), (1379, 14754), (2459, 8274), (2758, 7377), (4137, 4918)]