18442956490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{271}}^1\times {\mathrm{9439}}^1$

素因数の和:9827

約数の個数: 64

約数和(自身を含む): 38453575680

約数和(自身を除く): 20010619190

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 103, 206, 271, 515, 542, 721, 1030, 1355, 1442, 1897, 2710, 3605, 3794, 7210, 9439, 9485, 18878, 18970, 27913, 47195, 55826, 66073, 94390, 132146, 139565, 195391, 279130, 330365, 390782, 660730, 972217, 976955, 1944434, 1953910, 2557969, 4861085, 5115938, 6805519, 9722170, 12789845, 13611038, 17905783, 25579690, 34027595, 35811566, 68055190, 89528915, 179057830, 263470807, 526941614, 1317354035, 1844295649, 2634708070, 3688591298, 9221478245, 18442956490]

約数ペア:

[(1, 18442956490), (2, 9221478245), (5, 3688591298), (7, 2634708070), (10, 1844295649), (14, 1317354035), (35, 526941614), (70, 263470807), (103, 179057830), (206, 89528915), (271, 68055190), (515, 35811566), (542, 34027595), (721, 25579690), (1030, 17905783), (1355, 13611038), (1442, 12789845), (1897, 9722170), (2710, 6805519), (3605, 5115938), (3794, 4861085), (7210, 2557969), (9439, 1953910), (9485, 1944434), (18878, 976955), (18970, 972217), (27913, 660730), (47195, 390782), (55826, 330365), (66073, 279130), (94390, 195391), (132146, 139565)]