19005159968

素因数分解:

$2^5\times {\mathrm{67}}^1\times {\mathrm{173}}^1\times {\mathrm{51239}}^1$

素因数の和:51489

約数の個数: 48

約数和(自身を含む): 38195115840

約数和(自身を除く): 19189955872

約数列:

[1, 2, 4, 8, 16, 32, 67, 134, 173, 268, 346, 536, 692, 1072, 1384, 2144, 2768, 5536, 11591, 23182, 46364, 51239, 92728, 102478, 185456, 204956, 370912, 409912, 819824, 1639648, 3433013, 6866026, 8864347, 13732052, 17728694, 27464104, 35457388, 54928208, 70914776, 109856416, 141829552, 283659104, 593911249, 1187822498, 2375644996, 4751289992, 9502579984, 19005159968]

約数ペア:

[(1, 19005159968), (2, 9502579984), (4, 4751289992), (8, 2375644996), (16, 1187822498), (32, 593911249), (67, 283659104), (134, 141829552), (173, 109856416), (268, 70914776), (346, 54928208), (536, 35457388), (692, 27464104), (1072, 17728694), (1384, 13732052), (2144, 8864347), (2768, 6866026), (5536, 3433013), (11591, 1639648), (23182, 819824), (46364, 409912), (51239, 370912), (92728, 204956), (102478, 185456)]