18899481436

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{1319}}^1\times {\mathrm{3659}}^1$

素因数の和:5082

約数の個数: 48

約数和(自身を含む): 36523872000

約数和(自身を除く): 17624390564

約数列:

[1, 2, 4, 11, 22, 44, 89, 178, 356, 979, 1319, 1958, 2638, 3659, 3916, 5276, 7318, 14509, 14636, 29018, 40249, 58036, 80498, 117391, 160996, 234782, 325651, 469564, 651302, 1291301, 1302604, 2582602, 3582161, 4826221, 5165204, 7164322, 9652442, 14328644, 19304884, 53088431, 106176862, 212353724, 429533669, 859067338, 1718134676, 4724870359, 9449740718, 18899481436]

約数ペア:

[(1, 18899481436), (2, 9449740718), (4, 4724870359), (11, 1718134676), (22, 859067338), (44, 429533669), (89, 212353724), (178, 106176862), (356, 53088431), (979, 19304884), (1319, 14328644), (1958, 9652442), (2638, 7164322), (3659, 5165204), (3916, 4826221), (5276, 3582161), (7318, 2582602), (14509, 1302604), (14636, 1291301), (29018, 651302), (40249, 469564), (58036, 325651), (80498, 234782), (117391, 160996)]