19797444

素因数分解:

$2^2\times 3^2\times {\mathrm{379}}^1\times {\mathrm{1451}}^1$

素因数の和:1840

約数の個数: 36

約数和(自身を含む): 50210160

約数和(自身を除く): 30412716

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 379, 758, 1137, 1451, 1516, 2274, 2902, 3411, 4353, 4548, 5804, 6822, 8706, 13059, 13644, 17412, 26118, 52236, 549929, 1099858, 1649787, 2199716, 3299574, 4949361, 6599148, 9898722, 19797444]

約数ペア:

[(1, 19797444), (2, 9898722), (3, 6599148), (4, 4949361), (6, 3299574), (9, 2199716), (12, 1649787), (18, 1099858), (36, 549929), (379, 52236), (758, 26118), (1137, 17412), (1451, 13644), (1516, 13059), (2274, 8706), (2902, 6822), (3411, 5804), (4353, 4548)]