18323505

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{739}}^1$

素因数の和:798

約数の個数: 48

約数和(自身を含む): 34632000

約数和(自身を除く): 16308495

約数列:

[1, 3, 5, 9, 15, 19, 29, 45, 57, 87, 95, 145, 171, 261, 285, 435, 551, 739, 855, 1305, 1653, 2217, 2755, 3695, 4959, 6651, 8265, 11085, 14041, 21431, 24795, 33255, 42123, 64293, 70205, 107155, 126369, 192879, 210615, 321465, 407189, 631845, 964395, 1221567, 2035945, 3664701, 6107835, 18323505]

約数ペア:

[(1, 18323505), (3, 6107835), (5, 3664701), (9, 2035945), (15, 1221567), (19, 964395), (29, 631845), (45, 407189), (57, 321465), (87, 210615), (95, 192879), (145, 126369), (171, 107155), (261, 70205), (285, 64293), (435, 42123), (551, 33255), (739, 24795), (855, 21431), (1305, 14041), (1653, 11085), (2217, 8265), (2755, 6651), (3695, 4959)]