19086249

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{463}}^1$

素因数の和:637

約数の個数: 32

約数和(自身を含む): 31596544

約数和(自身を除く): 12510295

約数列:

[1, 3, 7, 13, 21, 39, 91, 151, 273, 453, 463, 1057, 1389, 1963, 3171, 3241, 5889, 6019, 9723, 13741, 18057, 41223, 42133, 69913, 126399, 209739, 489391, 908869, 1468173, 2726607, 6362083, 19086249]

約数ペア:

[(1, 19086249), (3, 6362083), (7, 2726607), (13, 1468173), (21, 908869), (39, 489391), (91, 209739), (151, 126399), (273, 69913), (453, 42133), (463, 41223), (1057, 18057), (1389, 13741), (1963, 9723), (3171, 6019), (3241, 5889)]