19688883

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{277}}^1$

素因数の和:371

約数の個数: 32

約数和(自身を含む): 29356800

約数和(自身を除く): 9667917

約数列:

[1, 3, 19, 29, 43, 57, 87, 129, 277, 551, 817, 831, 1247, 1653, 2451, 3741, 5263, 8033, 11911, 15789, 23693, 24099, 35733, 71079, 152627, 226309, 345419, 457881, 678927, 1036257, 6562961, 19688883]

約数ペア:

[(1, 19688883), (3, 6562961), (19, 1036257), (29, 678927), (43, 457881), (57, 345419), (87, 226309), (129, 152627), (277, 71079), (551, 35733), (817, 24099), (831, 23693), (1247, 15789), (1653, 11911), (2451, 8033), (3741, 5263)]