19413896

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{337}}^1\times {\mathrm{379}}^1$

素因数の和:741

約数の個数: 32

約数和(自身を含む): 38532000

約数和(自身を除く): 19118104

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 337, 379, 674, 758, 1348, 1516, 2696, 3032, 6403, 7201, 12806, 14402, 25612, 28804, 51224, 57608, 127723, 255446, 510892, 1021784, 2426737, 4853474, 9706948, 19413896]

約数ペア:

[(1, 19413896), (2, 9706948), (4, 4853474), (8, 2426737), (19, 1021784), (38, 510892), (76, 255446), (152, 127723), (337, 57608), (379, 51224), (674, 28804), (758, 25612), (1348, 14402), (1516, 12806), (2696, 7201), (3032, 6403)]