19414647

素因数分解:

$3^4\times 7^1\times {\mathrm{97}}^1\times {\mathrm{353}}^1$

素因数の和:469

約数の個数: 40

約数和(自身を含む): 33581856

約数和(自身を除く): 14167209

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 97, 189, 291, 353, 567, 679, 873, 1059, 2037, 2471, 2619, 3177, 6111, 7413, 7857, 9531, 18333, 22239, 28593, 34241, 54999, 66717, 102723, 200151, 239687, 308169, 719061, 924507, 2157183, 2773521, 6471549, 19414647]

約数ペア:

[(1, 19414647), (3, 6471549), (7, 2773521), (9, 2157183), (21, 924507), (27, 719061), (63, 308169), (81, 239687), (97, 200151), (189, 102723), (291, 66717), (353, 54999), (567, 34241), (679, 28593), (873, 22239), (1059, 18333), (2037, 9531), (2471, 7857), (2619, 7413), (3177, 6111)]