819963088

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{385321}}^1$

素因数の和:385355

約数の個数: 40

約数和(自身を含む): 1911197120

約数和(自身を除く): 1091234032

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 2128, 385321, 770642, 1541284, 2697247, 3082568, 5394494, 6165136, 7321099, 10788988, 14642198, 21577976, 29284396, 43155952, 51247693, 58568792, 102495386, 117137584, 204990772, 409981544, 819963088]

約数ペア:

[(1, 819963088), (2, 409981544), (4, 204990772), (7, 117137584), (8, 102495386), (14, 58568792), (16, 51247693), (19, 43155952), (28, 29284396), (38, 21577976), (56, 14642198), (76, 10788988), (112, 7321099), (133, 6165136), (152, 5394494), (266, 3082568), (304, 2697247), (532, 1541284), (1064, 770642), (2128, 385321)]