18824169

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1301}}^1$

素因数の和:1377

約数の個数: 32

約数和(自身を含む): 31497984

約数和(自身を除く): 12673815

約数列:

[1, 3, 7, 13, 21, 39, 53, 91, 159, 273, 371, 689, 1113, 1301, 2067, 3903, 4823, 9107, 14469, 16913, 27321, 50739, 68953, 118391, 206859, 355173, 482671, 896389, 1448013, 2689167, 6274723, 18824169]

約数ペア:

[(1, 18824169), (3, 6274723), (7, 2689167), (13, 1448013), (21, 896389), (39, 482671), (53, 355173), (91, 206859), (159, 118391), (273, 68953), (371, 50739), (689, 27321), (1113, 16913), (1301, 14469), (2067, 9107), (3903, 4823)]