19859294

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{5743}}^1$

素因数の和:5784

約数の個数: 32

約数和(自身を含む): 38599680

約数和(自身を除く): 18740386

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 91, 133, 182, 247, 266, 494, 1729, 3458, 5743, 11486, 40201, 74659, 80402, 109117, 149318, 218234, 522613, 763819, 1045226, 1418521, 1527638, 2837042, 9929647, 19859294]

約数ペア:

[(1, 19859294), (2, 9929647), (7, 2837042), (13, 1527638), (14, 1418521), (19, 1045226), (26, 763819), (38, 522613), (91, 218234), (133, 149318), (182, 109117), (247, 80402), (266, 74659), (494, 40201), (1729, 11486), (3458, 5743)]