20769112

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{607}}^1$

素因数の和:680

約数の個数: 64

約数和(自身を含む): 49029120

約数和(自身を除く): 28260008

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 47, 52, 56, 91, 94, 104, 182, 188, 329, 364, 376, 607, 611, 658, 728, 1214, 1222, 1316, 2428, 2444, 2632, 4249, 4277, 4856, 4888, 7891, 8498, 8554, 15782, 16996, 17108, 28529, 31564, 33992, 34216, 55237, 57058, 63128, 110474, 114116, 199703, 220948, 228232, 370877, 399406, 441896, 741754, 798812, 1483508, 1597624, 2596139, 2967016, 5192278, 10384556, 20769112]

約数ペア:

[(1, 20769112), (2, 10384556), (4, 5192278), (7, 2967016), (8, 2596139), (13, 1597624), (14, 1483508), (26, 798812), (28, 741754), (47, 441896), (52, 399406), (56, 370877), (91, 228232), (94, 220948), (104, 199703), (182, 114116), (188, 110474), (329, 63128), (364, 57058), (376, 55237), (607, 34216), (611, 33992), (658, 31564), (728, 28529), (1214, 17108), (1222, 16996), (1316, 15782), (2428, 8554), (2444, 8498), (2632, 7891), (4249, 4888), (4277, 4856)]