20372506

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{503}}^1$

素因数の和:786

約数の個数: 32

約数和(自身を含む): 38320128

約数和(自身を除く): 17947622

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 263, 503, 526, 1006, 1841, 2893, 3521, 3682, 5533, 5786, 7042, 11066, 20251, 38731, 40502, 77462, 132289, 264578, 926023, 1455179, 1852046, 2910358, 10186253, 20372506]

約数ペア:

[(1, 20372506), (2, 10186253), (7, 2910358), (11, 1852046), (14, 1455179), (22, 926023), (77, 264578), (154, 132289), (263, 77462), (503, 40502), (526, 38731), (1006, 20251), (1841, 11066), (2893, 7042), (3521, 5786), (3682, 5533)]