18680493915

素因数分解:

$3^3\times 5^1\times {\mathrm{167}}^1\times {\mathrm{828587}}^1$

素因数の和:828768

約数の個数: 32

約数和(自身を含む): 33408668160

約数和(自身を除く): 14728174245

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 167, 501, 835, 1503, 2505, 4509, 7515, 22545, 828587, 2485761, 4142935, 7457283, 12428805, 22371849, 37286415, 111859245, 138374029, 415122087, 691870145, 1245366261, 2075610435, 3736098783, 6226831305, 18680493915]

約数ペア:

[(1, 18680493915), (3, 6226831305), (5, 3736098783), (9, 2075610435), (15, 1245366261), (27, 691870145), (45, 415122087), (135, 138374029), (167, 111859245), (501, 37286415), (835, 22371849), (1503, 12428805), (2505, 7457283), (4509, 4142935), (7515, 2485761), (22545, 828587)]