20218708923

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2462393}}^1$

素因数の和:2462443

約数の個数: 32

約数和(自身を含む): 34040134656

約数和(自身を除く): 13821425733

約数列:

[1, 3, 7, 17, 21, 23, 51, 69, 119, 161, 357, 391, 483, 1173, 2737, 8211, 2462393, 7387179, 17236751, 41860681, 51710253, 56635039, 125582043, 169905117, 293024767, 396445273, 879074301, 962795663, 1189335819, 2888386989, 6739569641, 20218708923]

約数ペア:

[(1, 20218708923), (3, 6739569641), (7, 2888386989), (17, 1189335819), (21, 962795663), (23, 879074301), (51, 396445273), (69, 293024767), (119, 169905117), (161, 125582043), (357, 56635039), (391, 51710253), (483, 41860681), (1173, 17236751), (2737, 7387179), (8211, 2462393)]