18557032

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{1637}}^1$

素因数の和:1765

約数の個数: 32

約数和(自身を含む): 37837800

約数和(自身を除く): 19280768

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 109, 218, 436, 872, 1417, 1637, 2834, 3274, 5668, 6548, 11336, 13096, 21281, 42562, 85124, 170248, 178433, 356866, 713732, 1427464, 2319629, 4639258, 9278516, 18557032]

約数ペア:

[(1, 18557032), (2, 9278516), (4, 4639258), (8, 2319629), (13, 1427464), (26, 713732), (52, 356866), (104, 178433), (109, 170248), (218, 85124), (436, 42562), (872, 21281), (1417, 13096), (1637, 11336), (2834, 6548), (3274, 5668)]