19813276

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37243}}^1$

素因数の和:37273

約数の個数: 24

約数和(自身を含む): 41713280

約数和(自身を除く): 21900004

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 37243, 74486, 148972, 260701, 521402, 707617, 1042804, 1415234, 2830468, 4953319, 9906638, 19813276]

約数ペア:

[(1, 19813276), (2, 9906638), (4, 4953319), (7, 2830468), (14, 1415234), (19, 1042804), (28, 707617), (38, 521402), (76, 260701), (133, 148972), (266, 74486), (532, 37243)]