1801619824

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{5926381}}^1$

素因数の和:5926408

約数の個数: 20

約数和(自身を含む): 3674356840

約数和(自身を除く): 1872737016

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 5926381, 11852762, 23705524, 47411048, 94822096, 112601239, 225202478, 450404956, 900809912, 1801619824]

約数ペア:

[(1, 1801619824), (2, 900809912), (4, 450404956), (8, 225202478), (16, 112601239), (19, 94822096), (38, 47411048), (76, 23705524), (152, 11852762), (304, 5926381)]