20218191801

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{1301}}^1\times {\mathrm{2273}}^1$

素因数の和:3673

約数の個数: 32

約数和(自身を含む): 28138948992

約数和(自身を除く): 7920757191

約数列:

[1, 3, 43, 53, 129, 159, 1301, 2273, 2279, 3903, 6819, 6837, 55943, 68953, 97739, 120469, 167829, 206859, 293217, 361407, 2957173, 2964979, 5180167, 8871519, 8894937, 15540501, 127158439, 156730169, 381475317, 470190507, 6739397267, 20218191801]

約数ペア:

[(1, 20218191801), (3, 6739397267), (43, 470190507), (53, 381475317), (129, 156730169), (159, 127158439), (1301, 15540501), (2273, 8894937), (2279, 8871519), (3903, 5180167), (6819, 2964979), (6837, 2957173), (55943, 361407), (68953, 293217), (97739, 206859), (120469, 167829)]