13890292

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{827}}^1$

素因数の和:880

約数の個数: 48

約数和(自身を含む): 29211840

約数和(自身を除く): 15321548

約数列:

[1, 2, 4, 13, 17, 19, 26, 34, 38, 52, 68, 76, 221, 247, 323, 442, 494, 646, 827, 884, 988, 1292, 1654, 3308, 4199, 8398, 10751, 14059, 15713, 16796, 21502, 28118, 31426, 43004, 56236, 62852, 182767, 204269, 267121, 365534, 408538, 534242, 731068, 817076, 1068484, 3472573, 6945146, 13890292]

約数ペア:

[(1, 13890292), (2, 6945146), (4, 3472573), (13, 1068484), (17, 817076), (19, 731068), (26, 534242), (34, 408538), (38, 365534), (52, 267121), (68, 204269), (76, 182767), (221, 62852), (247, 56236), (323, 43004), (442, 31426), (494, 28118), (646, 21502), (827, 16796), (884, 15713), (988, 14059), (1292, 10751), (1654, 8398), (3308, 4199)]