18366465

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{971}}^1$

素因数の和:1089

約数の個数: 32

約数和(自身を含む): 32006016

約数和(自身を除く): 13639551

約数列:

[1, 3, 5, 13, 15, 39, 65, 97, 195, 291, 485, 971, 1261, 1455, 2913, 3783, 4855, 6305, 12623, 14565, 18915, 37869, 63115, 94187, 189345, 282561, 470935, 1224431, 1412805, 3673293, 6122155, 18366465]

約数ペア:

[(1, 18366465), (3, 6122155), (5, 3673293), (13, 1412805), (15, 1224431), (39, 470935), (65, 282561), (97, 189345), (195, 94187), (291, 63115), (485, 37869), (971, 18915), (1261, 14565), (1455, 12623), (2913, 6305), (3783, 4855)]