19264856

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{2609}}^1$

素因数の和:2699

約数の個数: 32

約数和(自身を含む): 39463200

約数和(自身を除く): 20198344

約数列:

[1, 2, 4, 8, 13, 26, 52, 71, 104, 142, 284, 568, 923, 1846, 2609, 3692, 5218, 7384, 10436, 20872, 33917, 67834, 135668, 185239, 271336, 370478, 740956, 1481912, 2408107, 4816214, 9632428, 19264856]

約数ペア:

[(1, 19264856), (2, 9632428), (4, 4816214), (8, 2408107), (13, 1481912), (26, 740956), (52, 370478), (71, 271336), (104, 185239), (142, 135668), (284, 67834), (568, 33917), (923, 20872), (1846, 10436), (2609, 7384), (3692, 5218)]