180640904

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{10903}}^1$

素因数の和:11037

約数の個数: 32

約数和(自身を含む): 359832000

約数和(自身を除く): 179191096

約数列:

[1, 2, 4, 8, 19, 38, 76, 109, 152, 218, 436, 872, 2071, 4142, 8284, 10903, 16568, 21806, 43612, 87224, 207157, 414314, 828628, 1188427, 1657256, 2376854, 4753708, 9507416, 22580113, 45160226, 90320452, 180640904]

約数ペア:

[(1, 180640904), (2, 90320452), (4, 45160226), (8, 22580113), (19, 9507416), (38, 4753708), (76, 2376854), (109, 1657256), (152, 1188427), (218, 828628), (436, 414314), (872, 207157), (2071, 87224), (4142, 43612), (8284, 21806), (10903, 16568)]