20745594

素因数分解:

$2^1\times 3^2\times {\mathrm{991}}^1\times {\mathrm{1163}}^1$

素因数の和:2162

約数の個数: 24

約数和(自身を含む): 45032832

約数和(自身を除く): 24287238

約数列:

[1, 2, 3, 6, 9, 18, 991, 1163, 1982, 2326, 2973, 3489, 5946, 6978, 8919, 10467, 17838, 20934, 1152533, 2305066, 3457599, 6915198, 10372797, 20745594]

約数ペア:

[(1, 20745594), (2, 10372797), (3, 6915198), (6, 3457599), (9, 2305066), (18, 1152533), (991, 20934), (1163, 17838), (1982, 10467), (2326, 8919), (2973, 6978), (3489, 5946)]