19009913

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1097}}^1$

素因数の和:1184

約数の個数: 16

約数和(自身を含む): 21643776

約数和(自身を除く): 2633863

約数列:

[1, 13, 31, 43, 403, 559, 1097, 1333, 14261, 17329, 34007, 47171, 442091, 613223, 1462301, 19009913]

約数ペア:

[(1, 19009913), (13, 1462301), (31, 613223), (43, 442091), (403, 47171), (559, 34007), (1097, 17329), (1333, 14261)]