19824345

素因数分解:

$3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1579}}^1$

素因数の和:1627

約数の個数: 40

約数和(自身を含む): 36706560

約数和(自身を除く): 16882215

約数列:

[1, 3, 5, 9, 15, 27, 31, 45, 81, 93, 135, 155, 279, 405, 465, 837, 1395, 1579, 2511, 4185, 4737, 7895, 12555, 14211, 23685, 42633, 48949, 71055, 127899, 146847, 213165, 244745, 440541, 639495, 734235, 1321623, 2202705, 3964869, 6608115, 19824345]

約数ペア:

[(1, 19824345), (3, 6608115), (5, 3964869), (9, 2202705), (15, 1321623), (27, 734235), (31, 639495), (45, 440541), (81, 244745), (93, 213165), (135, 146847), (155, 127899), (279, 71055), (405, 48949), (465, 42633), (837, 23685), (1395, 14211), (1579, 12555), (2511, 7895), (4185, 4737)]