19777072

素因数分解:

$2^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{6089}}^1$

素因数の和:6133

約数の個数: 40

約数和(自身を含む): 45309600

約数和(自身を除く): 25532528

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 56, 58, 112, 116, 203, 232, 406, 464, 812, 1624, 3248, 6089, 12178, 24356, 42623, 48712, 85246, 97424, 170492, 176581, 340984, 353162, 681968, 706324, 1236067, 1412648, 2472134, 2825296, 4944268, 9888536, 19777072]

約数ペア:

[(1, 19777072), (2, 9888536), (4, 4944268), (7, 2825296), (8, 2472134), (14, 1412648), (16, 1236067), (28, 706324), (29, 681968), (56, 353162), (58, 340984), (112, 176581), (116, 170492), (203, 97424), (232, 85246), (406, 48712), (464, 42623), (812, 24356), (1624, 12178), (3248, 6089)]