19885628

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37379}}^1$

素因数の和:37409

約数の個数: 24

約数和(自身を含む): 41865600

約数和(自身を除く): 21979972

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 37379, 74758, 149516, 261653, 523306, 710201, 1046612, 1420402, 2840804, 4971407, 9942814, 19885628]

約数ペア:

[(1, 19885628), (2, 9942814), (4, 4971407), (7, 2840804), (14, 1420402), (19, 1046612), (28, 710201), (38, 523306), (76, 261653), (133, 149516), (266, 74758), (532, 37379)]