20899065874

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{84589}}^1$

素因数の和:84786

約数の個数: 32

約数和(自身を含む): 33765621120

約数和(自身を除く): 12866555246

約数列:

[1, 2, 23, 41, 46, 82, 131, 262, 943, 1886, 3013, 5371, 6026, 10742, 84589, 123533, 169178, 247066, 1945547, 3468149, 3891094, 6936298, 11081159, 22162318, 79767427, 159534854, 254866657, 454327519, 509733314, 908655038, 10449532937, 20899065874]

約数ペア:

[(1, 20899065874), (2, 10449532937), (23, 908655038), (41, 509733314), (46, 454327519), (82, 254866657), (131, 159534854), (262, 79767427), (943, 22162318), (1886, 11081159), (3013, 6936298), (5371, 3891094), (6026, 3468149), (10742, 1945547), (84589, 247066), (123533, 169178)]