20197767618

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{307}}^1\times {\mathrm{12143}}^1$

素因数の和:12508

約数の個数: 96

約数和(自身を含む): 51347552256

約数和(自身を除く): 31149784638

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 43, 63, 86, 126, 129, 258, 301, 307, 387, 602, 614, 774, 903, 921, 1806, 1842, 2149, 2709, 2763, 4298, 5418, 5526, 6447, 12143, 12894, 13201, 19341, 24286, 26402, 36429, 38682, 39603, 72858, 79206, 85001, 92407, 109287, 118809, 170002, 184814, 218574, 237618, 255003, 277221, 510006, 522149, 554442, 765009, 831663, 1044298, 1530018, 1566447, 1663326, 3132894, 3655043, 3727901, 4699341, 7310086, 7455802, 9398682, 10965129, 11183703, 21930258, 22367406, 26095307, 32895387, 33551109, 52190614, 65790774, 67102218, 78285921, 156571842, 160299743, 234857763, 320599486, 469715526, 480899229, 961798458, 1122098201, 1442697687, 2244196402, 2885395374, 3366294603, 6732589206, 10098883809, 20197767618]

約数ペア:

[(1, 20197767618), (2, 10098883809), (3, 6732589206), (6, 3366294603), (7, 2885395374), (9, 2244196402), (14, 1442697687), (18, 1122098201), (21, 961798458), (42, 480899229), (43, 469715526), (63, 320599486), (86, 234857763), (126, 160299743), (129, 156571842), (258, 78285921), (301, 67102218), (307, 65790774), (387, 52190614), (602, 33551109), (614, 32895387), (774, 26095307), (903, 22367406), (921, 21930258), (1806, 11183703), (1842, 10965129), (2149, 9398682), (2709, 7455802), (2763, 7310086), (4298, 4699341), (5418, 3727901), (5526, 3655043), (6447, 3132894), (12143, 1663326), (12894, 1566447), (13201, 1530018), (19341, 1044298), (24286, 831663), (26402, 765009), (36429, 554442), (38682, 522149), (39603, 510006), (72858, 277221), (79206, 255003), (85001, 237618), (92407, 218574), (109287, 184814), (118809, 170002)]