19487806

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{383}}^1$

素因数の和:520

約数の個数: 32

約数和(自身を含む): 33546240

約数和(自身を除く): 14058434

約数列:

[1, 2, 13, 19, 26, 38, 103, 206, 247, 383, 494, 766, 1339, 1957, 2678, 3914, 4979, 7277, 9958, 14554, 25441, 39449, 50882, 78898, 94601, 189202, 512837, 749531, 1025674, 1499062, 9743903, 19487806]

約数ペア:

[(1, 19487806), (2, 9743903), (13, 1499062), (19, 1025674), (26, 749531), (38, 512837), (103, 189202), (206, 94601), (247, 78898), (383, 50882), (494, 39449), (766, 25441), (1339, 14554), (1957, 9958), (2678, 7277), (3914, 4979)]