20189512

素因数分解:

$2^3\times 7^1\times {\mathrm{67}}^1\times {\mathrm{5381}}^1$

素因数の和:5461

約数の個数: 32

約数和(自身を含む): 43917120

約数和(自身を除く): 23727608

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 67, 134, 268, 469, 536, 938, 1876, 3752, 5381, 10762, 21524, 37667, 43048, 75334, 150668, 301336, 360527, 721054, 1442108, 2523689, 2884216, 5047378, 10094756, 20189512]

約数ペア:

[(1, 20189512), (2, 10094756), (4, 5047378), (7, 2884216), (8, 2523689), (14, 1442108), (28, 721054), (56, 360527), (67, 301336), (134, 150668), (268, 75334), (469, 43048), (536, 37667), (938, 21524), (1876, 10762), (3752, 5381)]