9905012

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{2843}}^1$

素因数の和:2927

約数の個数: 24

約数和(自身を含む): 18952416

約数和(自身を除く): 9047404

約数列:

[1, 2, 4, 13, 26, 52, 67, 134, 268, 871, 1742, 2843, 3484, 5686, 11372, 36959, 73918, 147836, 190481, 380962, 761924, 2476253, 4952506, 9905012]

約数ペア:

[(1, 9905012), (2, 4952506), (4, 2476253), (13, 761924), (26, 380962), (52, 190481), (67, 147836), (134, 73918), (268, 36959), (871, 11372), (1742, 5686), (2843, 3484)]