20009416

素因数分解:

$2^3\times 7^1\times {\mathrm{67}}^1\times {\mathrm{5333}}^1$

素因数の和:5413

約数の個数: 32

約数和(自身を含む): 43525440

約数和(自身を除く): 23516024

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 67, 134, 268, 469, 536, 938, 1876, 3752, 5333, 10666, 21332, 37331, 42664, 74662, 149324, 298648, 357311, 714622, 1429244, 2501177, 2858488, 5002354, 10004708, 20009416]

約数ペア:

[(1, 20009416), (2, 10004708), (4, 5002354), (7, 2858488), (8, 2501177), (14, 1429244), (28, 714622), (56, 357311), (67, 298648), (134, 149324), (268, 74662), (469, 42664), (536, 37331), (938, 21332), (1876, 10666), (3752, 5333)]