1640797746

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{2081}}^1\times {\mathrm{18773}}^1$

素因数の和:20866

約数の個数: 32

約数和(自身を含む): 3752396928

約数和(自身を除く): 2111599182

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 2081, 4162, 6243, 12486, 14567, 18773, 29134, 37546, 43701, 56319, 87402, 112638, 131411, 262822, 394233, 788466, 39066613, 78133226, 117199839, 234399678, 273466291, 546932582, 820398873, 1640797746]

約数ペア:

[(1, 1640797746), (2, 820398873), (3, 546932582), (6, 273466291), (7, 234399678), (14, 117199839), (21, 78133226), (42, 39066613), (2081, 788466), (4162, 394233), (6243, 262822), (12486, 131411), (14567, 112638), (18773, 87402), (29134, 56319), (37546, 43701)]