20613306

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{3011}}^1$

素因数の和:3186

約数の個数: 32

約数和(自身を含む): 47420928

約数和(自身を除く): 26807622

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 163, 326, 489, 978, 1141, 2282, 3011, 3423, 6022, 6846, 9033, 18066, 21077, 42154, 63231, 126462, 490793, 981586, 1472379, 2944758, 3435551, 6871102, 10306653, 20613306]

約数ペア:

[(1, 20613306), (2, 10306653), (3, 6871102), (6, 3435551), (7, 2944758), (14, 1472379), (21, 981586), (42, 490793), (163, 126462), (326, 63231), (489, 42154), (978, 21077), (1141, 18066), (2282, 9033), (3011, 6846), (3423, 6022)]