20679276

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{607}}^1$

素因数の和:798

約数の個数: 48

約数和(自身を含む): 51480576

約数和(自身を除く): 30801300

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 167, 204, 334, 501, 607, 668, 1002, 1214, 1821, 2004, 2428, 2839, 3642, 5678, 7284, 8517, 10319, 11356, 17034, 20638, 30957, 34068, 41276, 61914, 101369, 123828, 202738, 304107, 405476, 608214, 1216428, 1723273, 3446546, 5169819, 6893092, 10339638, 20679276]

約数ペア:

[(1, 20679276), (2, 10339638), (3, 6893092), (4, 5169819), (6, 3446546), (12, 1723273), (17, 1216428), (34, 608214), (51, 405476), (68, 304107), (102, 202738), (167, 123828), (204, 101369), (334, 61914), (501, 41276), (607, 34068), (668, 30957), (1002, 20638), (1214, 17034), (1821, 11356), (2004, 10319), (2428, 8517), (2839, 7284), (3642, 5678)]