12776816

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:154

約数の個数: 80

約数和(自身を含む): 29060640

約数和(自身を除く): 16283824

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 53, 61, 76, 104, 106, 122, 152, 208, 212, 244, 247, 304, 424, 488, 494, 689, 793, 848, 976, 988, 1007, 1159, 1378, 1586, 1976, 2014, 2318, 2756, 3172, 3233, 3952, 4028, 4636, 5512, 6344, 6466, 8056, 9272, 11024, 12688, 12932, 13091, 15067, 16112, 18544, 25864, 26182, 30134, 42029, 51728, 52364, 60268, 61427, 84058, 104728, 120536, 122854, 168116, 209456, 241072, 245708, 336232, 491416, 672464, 798551, 982832, 1597102, 3194204, 6388408, 12776816]

約数ペア:

[(1, 12776816), (2, 6388408), (4, 3194204), (8, 1597102), (13, 982832), (16, 798551), (19, 672464), (26, 491416), (38, 336232), (52, 245708), (53, 241072), (61, 209456), (76, 168116), (104, 122854), (106, 120536), (122, 104728), (152, 84058), (208, 61427), (212, 60268), (244, 52364), (247, 51728), (304, 42029), (424, 30134), (488, 26182), (494, 25864), (689, 18544), (793, 16112), (848, 15067), (976, 13091), (988, 12932), (1007, 12688), (1159, 11024), (1378, 9272), (1586, 8056), (1976, 6466), (2014, 6344), (2318, 5512), (2756, 4636), (3172, 4028), (3233, 3952)]