20496490539

素因数分解:

$3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{443}}^1\times {\mathrm{30181}}^1$

素因数の和:30707

約数の個数: 32

約数和(自身を含む): 31733113344

約数和(自身を除く): 11236622805

約数列:

[1, 3, 7, 21, 73, 219, 443, 511, 1329, 1533, 3101, 9303, 30181, 32339, 90543, 97017, 211267, 226373, 633801, 679119, 2203213, 6609639, 13370183, 15422491, 40110549, 46267473, 93591281, 280773843, 976023359, 2928070077, 6832163513, 20496490539]

約数ペア:

[(1, 20496490539), (3, 6832163513), (7, 2928070077), (21, 976023359), (73, 280773843), (219, 93591281), (443, 46267473), (511, 40110549), (1329, 15422491), (1533, 13370183), (3101, 6609639), (9303, 2203213), (30181, 679119), (32339, 633801), (90543, 226373), (97017, 211267)]