393489734

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{20029}}^1$

素因数の和:20108

約数の個数: 32

約数和(自身を含む): 692236800

約数和(自身を除く): 298747066

約数列:

[1, 2, 11, 19, 22, 38, 47, 94, 209, 418, 517, 893, 1034, 1786, 9823, 19646, 20029, 40058, 220319, 380551, 440638, 761102, 941363, 1882726, 4186061, 8372122, 10354993, 17885897, 20709986, 35771794, 196744867, 393489734]

約数ペア:

[(1, 393489734), (2, 196744867), (11, 35771794), (19, 20709986), (22, 17885897), (38, 10354993), (47, 8372122), (94, 4186061), (209, 1882726), (418, 941363), (517, 761102), (893, 440638), (1034, 380551), (1786, 220319), (9823, 40058), (19646, 20029)]