20190584

素因数分解:

$2^3\times {\mathrm{67}}^1\times {\mathrm{139}}^1\times {\mathrm{271}}^1$

素因数の和:483

約数の個数: 32

約数和(自身を含む): 38841600

約数和(自身を除く): 18651016

約数列:

[1, 2, 4, 8, 67, 134, 139, 268, 271, 278, 536, 542, 556, 1084, 1112, 2168, 9313, 18157, 18626, 36314, 37252, 37669, 72628, 74504, 75338, 145256, 150676, 301352, 2523823, 5047646, 10095292, 20190584]

約数ペア:

[(1, 20190584), (2, 10095292), (4, 5047646), (8, 2523823), (67, 301352), (134, 150676), (139, 145256), (268, 75338), (271, 74504), (278, 72628), (536, 37669), (542, 37252), (556, 36314), (1084, 18626), (1112, 18157), (2168, 9313)]