20431194

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{25603}}^1$

素因数の和:25634

約数の個数: 32

約数和(自身を含む): 49159680

約数和(自身を除く): 28728486

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 114, 133, 266, 399, 798, 25603, 51206, 76809, 153618, 179221, 358442, 486457, 537663, 972914, 1075326, 1459371, 2918742, 3405199, 6810398, 10215597, 20431194]

約数ペア:

[(1, 20431194), (2, 10215597), (3, 6810398), (6, 3405199), (7, 2918742), (14, 1459371), (19, 1075326), (21, 972914), (38, 537663), (42, 486457), (57, 358442), (114, 179221), (133, 153618), (266, 76809), (399, 51206), (798, 25603)]