19031274

素因数分解:

$2^1\times 3^7\times {\mathrm{19}}^1\times {\mathrm{229}}^1$

素因数の和:271

約数の個数: 64

約数和(自身を含む): 45264000

約数和(自身を除く): 26232726

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 81, 114, 162, 171, 229, 243, 342, 458, 486, 513, 687, 729, 1026, 1374, 1458, 1539, 2061, 2187, 3078, 4122, 4351, 4374, 4617, 6183, 8702, 9234, 12366, 13053, 13851, 18549, 26106, 27702, 37098, 39159, 41553, 55647, 78318, 83106, 111294, 117477, 166941, 234954, 333882, 352431, 500823, 704862, 1001646, 1057293, 2114586, 3171879, 6343758, 9515637, 19031274]

約数ペア:

[(1, 19031274), (2, 9515637), (3, 6343758), (6, 3171879), (9, 2114586), (18, 1057293), (19, 1001646), (27, 704862), (38, 500823), (54, 352431), (57, 333882), (81, 234954), (114, 166941), (162, 117477), (171, 111294), (229, 83106), (243, 78318), (342, 55647), (458, 41553), (486, 39159), (513, 37098), (687, 27702), (729, 26106), (1026, 18549), (1374, 13851), (1458, 13053), (1539, 12366), (2061, 9234), (2187, 8702), (3078, 6183), (4122, 4617), (4351, 4374)]