19265337

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{7841}}^1$

素因数の和:7870

約数の個数: 32

約数和(自身を含む): 35132160

約数和(自身を除く): 15866823

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 189, 273, 351, 819, 2457, 7841, 23523, 54887, 70569, 101933, 164661, 211707, 305799, 493983, 713531, 917397, 1481949, 2140593, 2752191, 6421779, 19265337]

約数ペア:

[(1, 19265337), (3, 6421779), (7, 2752191), (9, 2140593), (13, 1481949), (21, 917397), (27, 713531), (39, 493983), (63, 305799), (91, 211707), (117, 164661), (189, 101933), (273, 70569), (351, 54887), (819, 23523), (2457, 7841)]