218565956

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{1867}}^1$

素因数の和:2028

約数の個数: 48

約数和(自身を含む): 453161856

約数和(自身を除く): 234595900

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 113, 148, 226, 259, 452, 518, 791, 1036, 1582, 1867, 3164, 3734, 4181, 7468, 8362, 13069, 16724, 26138, 29267, 52276, 58534, 69079, 117068, 138158, 210971, 276316, 421942, 483553, 843884, 967106, 1476797, 1934212, 2953594, 5907188, 7805927, 15611854, 31223708, 54641489, 109282978, 218565956]

約数ペア:

[(1, 218565956), (2, 109282978), (4, 54641489), (7, 31223708), (14, 15611854), (28, 7805927), (37, 5907188), (74, 2953594), (113, 1934212), (148, 1476797), (226, 967106), (259, 843884), (452, 483553), (518, 421942), (791, 276316), (1036, 210971), (1582, 138158), (1867, 117068), (3164, 69079), (3734, 58534), (4181, 52276), (7468, 29267), (8362, 26138), (13069, 16724)]