19294210

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{769}}^1$

素因数の和:982

約数の個数: 32

約数和(自身を含む): 37643760

約数和(自身を除く): 18349550

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 193, 386, 769, 965, 1538, 1930, 2509, 3845, 5018, 7690, 9997, 12545, 19994, 25090, 49985, 99970, 148417, 296834, 742085, 1484170, 1929421, 3858842, 9647105, 19294210]

約数ペア:

[(1, 19294210), (2, 9647105), (5, 3858842), (10, 1929421), (13, 1484170), (26, 742085), (65, 296834), (130, 148417), (193, 99970), (386, 49985), (769, 25090), (965, 19994), (1538, 12545), (1930, 9997), (2509, 7690), (3845, 5018)]