19777730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{4217}}^1$

素因数の和:4298

約数の個数: 32

約数和(自身を含む): 41302656

約数和(自身を除く): 21524926

約数列:

[1, 2, 5, 7, 10, 14, 35, 67, 70, 134, 335, 469, 670, 938, 2345, 4217, 4690, 8434, 21085, 29519, 42170, 59038, 147595, 282539, 295190, 565078, 1412695, 1977773, 2825390, 3955546, 9888865, 19777730]

約数ペア:

[(1, 19777730), (2, 9888865), (5, 3955546), (7, 2825390), (10, 1977773), (14, 1412695), (35, 565078), (67, 295190), (70, 282539), (134, 147595), (335, 59038), (469, 42170), (670, 29519), (938, 21085), (2345, 8434), (4217, 4690)]