20334496

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{6983}}^1$

素因数の和:7013

約数の個数: 48

約数和(自身を含む): 49279104

約数和(自身を除く): 28944608

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 91, 104, 112, 182, 208, 224, 364, 416, 728, 1456, 2912, 6983, 13966, 27932, 48881, 55864, 90779, 97762, 111728, 181558, 195524, 223456, 363116, 391048, 635453, 726232, 782096, 1270906, 1452464, 1564192, 2541812, 2904928, 5083624, 10167248, 20334496]

約数ペア:

[(1, 20334496), (2, 10167248), (4, 5083624), (7, 2904928), (8, 2541812), (13, 1564192), (14, 1452464), (16, 1270906), (26, 782096), (28, 726232), (32, 635453), (52, 391048), (56, 363116), (91, 223456), (104, 195524), (112, 181558), (182, 111728), (208, 97762), (224, 90779), (364, 55864), (416, 48881), (728, 27932), (1456, 13966), (2912, 6983)]