20715684

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^3\times {\mathrm{1297}}^1$

素因数の和:1337

約数の個数: 48

約数和(自身を含む): 53207616

約数和(自身を除く): 32491932

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 121, 132, 242, 363, 484, 726, 1297, 1331, 1452, 2594, 2662, 3891, 3993, 5188, 5324, 7782, 7986, 14267, 15564, 15972, 28534, 42801, 57068, 85602, 156937, 171204, 313874, 470811, 627748, 941622, 1726307, 1883244, 3452614, 5178921, 6905228, 10357842, 20715684]

約数ペア:

[(1, 20715684), (2, 10357842), (3, 6905228), (4, 5178921), (6, 3452614), (11, 1883244), (12, 1726307), (22, 941622), (33, 627748), (44, 470811), (66, 313874), (121, 171204), (132, 156937), (242, 85602), (363, 57068), (484, 42801), (726, 28534), (1297, 15972), (1331, 15564), (1452, 14267), (2594, 7986), (2662, 7782), (3891, 5324), (3993, 5188)]