19875910

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{839}}^1$

素因数の和:972

約数の個数: 32

約数和(自身を含む): 37739520

約数和(自身を除く): 17863610

約数列:

[1, 2, 5, 10, 23, 46, 103, 115, 206, 230, 515, 839, 1030, 1678, 2369, 4195, 4738, 8390, 11845, 19297, 23690, 38594, 86417, 96485, 172834, 192970, 432085, 864170, 1987591, 3975182, 9937955, 19875910]

約数ペア:

[(1, 19875910), (2, 9937955), (5, 3975182), (10, 1987591), (23, 864170), (46, 432085), (103, 192970), (115, 172834), (206, 96485), (230, 86417), (515, 38594), (839, 23690), (1030, 19297), (1678, 11845), (2369, 8390), (4195, 4738)]