19378845

素因数分解:

$3^4\times 5^1\times {\mathrm{59}}^1\times {\mathrm{811}}^1$

素因数の和:887

約数の個数: 40

約数和(自身を含む): 35370720

約数和(自身を除く): 15991875

約数列:

[1, 3, 5, 9, 15, 27, 45, 59, 81, 135, 177, 295, 405, 531, 811, 885, 1593, 2433, 2655, 4055, 4779, 7299, 7965, 12165, 21897, 23895, 36495, 47849, 65691, 109485, 143547, 239245, 328455, 430641, 717735, 1291923, 2153205, 3875769, 6459615, 19378845]

約数ペア:

[(1, 19378845), (3, 6459615), (5, 3875769), (9, 2153205), (15, 1291923), (27, 717735), (45, 430641), (59, 328455), (81, 239245), (135, 143547), (177, 109485), (295, 65691), (405, 47849), (531, 36495), (811, 23895), (885, 21897), (1593, 12165), (2433, 7965), (2655, 7299), (4055, 4779)]