28687112

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{2389}}^1$

素因数の和:2493

約数の個数: 32

約数和(自身を含む): 57360000

約数和(自身を除く): 28672888

約数列:

[1, 2, 4, 8, 19, 38, 76, 79, 152, 158, 316, 632, 1501, 2389, 3002, 4778, 6004, 9556, 12008, 19112, 45391, 90782, 181564, 188731, 363128, 377462, 754924, 1509848, 3585889, 7171778, 14343556, 28687112]

約数ペア:

[(1, 28687112), (2, 14343556), (4, 7171778), (8, 3585889), (19, 1509848), (38, 754924), (76, 377462), (79, 363128), (152, 188731), (158, 181564), (316, 90782), (632, 45391), (1501, 19112), (2389, 12008), (3002, 9556), (4778, 6004)]