208540618

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{38377}}^1$

素因数の和:38422

約数の個数: 32

約数和(自身を含む): 386850240

約数和(自身を除く): 178309622

約数列:

[1, 2, 11, 13, 19, 22, 26, 38, 143, 209, 247, 286, 418, 494, 2717, 5434, 38377, 76754, 422147, 498901, 729163, 844294, 997802, 1458326, 5487911, 8020793, 9479119, 10975822, 16041586, 18958238, 104270309, 208540618]

約数ペア:

[(1, 208540618), (2, 104270309), (11, 18958238), (13, 16041586), (19, 10975822), (22, 9479119), (26, 8020793), (38, 5487911), (143, 1458326), (209, 997802), (247, 844294), (286, 729163), (418, 498901), (494, 422147), (2717, 76754), (5434, 38377)]