18529738708

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^2\times {\mathrm{439}}^2$

素因数の和:981

約数の個数: 54

約数和(自身を含む): 35834069754

約数和(自身を除く): 17304331046

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 172, 439, 559, 878, 1118, 1756, 1849, 2236, 3698, 5707, 7396, 11414, 18877, 22828, 24037, 37754, 48074, 75508, 96148, 192721, 245401, 385442, 490802, 770884, 811711, 981604, 1623422, 2505373, 3246844, 5010746, 8287003, 10021492, 10552243, 16574006, 21104486, 33148012, 42208972, 107731039, 215462078, 356341129, 430924156, 712682258, 1425364516, 4632434677, 9264869354, 18529738708]

約数ペア:

[(1, 18529738708), (2, 9264869354), (4, 4632434677), (13, 1425364516), (26, 712682258), (43, 430924156), (52, 356341129), (86, 215462078), (172, 107731039), (439, 42208972), (559, 33148012), (878, 21104486), (1118, 16574006), (1756, 10552243), (1849, 10021492), (2236, 8287003), (3698, 5010746), (5707, 3246844), (7396, 2505373), (11414, 1623422), (18877, 981604), (22828, 811711), (24037, 770884), (37754, 490802), (48074, 385442), (75508, 245401), (96148, 192721)]