19237878

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{233}}^1$

素因数の和:394

約数の個数: 64

約数和(自身を含む): 47174400

約数和(自身を除く): 27936522

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 54, 66, 99, 139, 198, 233, 278, 297, 417, 466, 594, 699, 834, 1251, 1398, 1529, 2097, 2502, 2563, 3058, 3753, 4194, 4587, 5126, 6291, 7506, 7689, 9174, 12582, 13761, 15378, 23067, 27522, 32387, 41283, 46134, 64774, 69201, 82566, 97161, 138402, 194322, 291483, 356257, 582966, 712514, 874449, 1068771, 1748898, 2137542, 3206313, 6412626, 9618939, 19237878]

約数ペア:

[(1, 19237878), (2, 9618939), (3, 6412626), (6, 3206313), (9, 2137542), (11, 1748898), (18, 1068771), (22, 874449), (27, 712514), (33, 582966), (54, 356257), (66, 291483), (99, 194322), (139, 138402), (198, 97161), (233, 82566), (278, 69201), (297, 64774), (417, 46134), (466, 41283), (594, 32387), (699, 27522), (834, 23067), (1251, 15378), (1398, 13761), (1529, 12582), (2097, 9174), (2502, 7689), (2563, 7506), (3058, 6291), (3753, 5126), (4194, 4587)]