989838706

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{10457}}^1$

素因数の和:10578

約数の個数: 32

約数和(自身を含む): 1626428160

約数和(自身を除く): 636589454

約数列:

[1, 2, 19, 38, 47, 53, 94, 106, 893, 1007, 1786, 2014, 2491, 4982, 10457, 20914, 47329, 94658, 198683, 397366, 491479, 554221, 982958, 1108442, 9338101, 10530199, 18676202, 21060398, 26048387, 52096774, 494919353, 989838706]

約数ペア:

[(1, 989838706), (2, 494919353), (19, 52096774), (38, 26048387), (47, 21060398), (53, 18676202), (94, 10530199), (106, 9338101), (893, 1108442), (1007, 982958), (1786, 554221), (2014, 491479), (2491, 397366), (4982, 198683), (10457, 94658), (20914, 47329)]