20097508319

素因数分解:

$7^2\times {\mathrm{127}}^1\times {\mathrm{1153}}^1\times {\mathrm{2801}}^1$

素因数の和:4095

約数の個数: 24

約数和(自身を含む): 23591674368

約数和(自身を除く): 3494166049

約数列:

[1, 7, 49, 127, 889, 1153, 2801, 6223, 8071, 19607, 56497, 137249, 146431, 355727, 1025017, 2490089, 3229553, 7175119, 17430623, 22606871, 158248097, 410153231, 2871072617, 20097508319]

約数ペア:

[(1, 20097508319), (7, 2871072617), (49, 410153231), (127, 158248097), (889, 22606871), (1153, 17430623), (2801, 7175119), (6223, 3229553), (8071, 2490089), (19607, 1025017), (56497, 355727), (137249, 146431)]