19425770

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{21347}}^1$

素因数の和:21374

約数の個数: 32

約数和(自身を含む): 43037568

約数和(自身を除く): 23611798

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 21347, 42694, 106735, 149429, 213470, 277511, 298858, 555022, 747145, 1387555, 1494290, 1942577, 2775110, 3885154, 9712885, 19425770]

約数ペア:

[(1, 19425770), (2, 9712885), (5, 3885154), (7, 2775110), (10, 1942577), (13, 1494290), (14, 1387555), (26, 747145), (35, 555022), (65, 298858), (70, 277511), (91, 213470), (130, 149429), (182, 106735), (455, 42694), (910, 21347)]