19743698

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2351}}^1$

素因数の和:2402

約数の個数: 32

約数和(自身を含む): 35562240

約数和(自身を除く): 15818542

約数列:

[1, 2, 13, 17, 19, 26, 34, 38, 221, 247, 323, 442, 494, 646, 2351, 4199, 4702, 8398, 30563, 39967, 44669, 61126, 79934, 89338, 519571, 580697, 759373, 1039142, 1161394, 1518746, 9871849, 19743698]

約数ペア:

[(1, 19743698), (2, 9871849), (13, 1518746), (17, 1161394), (19, 1039142), (26, 759373), (34, 580697), (38, 519571), (221, 89338), (247, 79934), (323, 61126), (442, 44669), (494, 39967), (646, 30563), (2351, 8398), (4199, 4702)]