20109408

素因数分解:

$2^5\times 3^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1$

素因数の和:300

約数の個数: 96

約数和(自身を含む): 58423680

約数和(自身を除く): 38314272

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 44, 48, 66, 88, 96, 132, 137, 139, 176, 264, 274, 278, 352, 411, 417, 528, 548, 556, 822, 834, 1056, 1096, 1112, 1507, 1529, 1644, 1668, 2192, 2224, 3014, 3058, 3288, 3336, 4384, 4448, 4521, 4587, 6028, 6116, 6576, 6672, 9042, 9174, 12056, 12232, 13152, 13344, 18084, 18348, 19043, 24112, 24464, 36168, 36696, 38086, 48224, 48928, 57129, 72336, 73392, 76172, 114258, 144672, 146784, 152344, 209473, 228516, 304688, 418946, 457032, 609376, 628419, 837892, 914064, 1256838, 1675784, 1828128, 2513676, 3351568, 5027352, 6703136, 10054704, 20109408]

約数ペア:

[(1, 20109408), (2, 10054704), (3, 6703136), (4, 5027352), (6, 3351568), (8, 2513676), (11, 1828128), (12, 1675784), (16, 1256838), (22, 914064), (24, 837892), (32, 628419), (33, 609376), (44, 457032), (48, 418946), (66, 304688), (88, 228516), (96, 209473), (132, 152344), (137, 146784), (139, 144672), (176, 114258), (264, 76172), (274, 73392), (278, 72336), (352, 57129), (411, 48928), (417, 48224), (528, 38086), (548, 36696), (556, 36168), (822, 24464), (834, 24112), (1056, 19043), (1096, 18348), (1112, 18084), (1507, 13344), (1529, 13152), (1644, 12232), (1668, 12056), (2192, 9174), (2224, 9042), (3014, 6672), (3058, 6576), (3288, 6116), (3336, 6028), (4384, 4587), (4448, 4521)]