19100718

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{13}}^3\times {\mathrm{23}}^1$

素因数の和:80

約数の個数: 128

約数和(自身を含む): 54835200

約数和(自身を除く): 35734482

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 23, 26, 27, 39, 42, 46, 54, 63, 69, 78, 91, 117, 126, 138, 161, 169, 182, 189, 207, 234, 273, 299, 322, 338, 351, 378, 414, 483, 507, 546, 598, 621, 702, 819, 897, 966, 1014, 1183, 1242, 1449, 1521, 1638, 1794, 2093, 2197, 2366, 2457, 2691, 2898, 3042, 3549, 3887, 4186, 4347, 4394, 4563, 4914, 5382, 6279, 6591, 7098, 7774, 8073, 8694, 9126, 10647, 11661, 12558, 13182, 15379, 16146, 18837, 19773, 21294, 23322, 27209, 30758, 31941, 34983, 37674, 39546, 46137, 50531, 54418, 56511, 59319, 63882, 69966, 81627, 92274, 101062, 104949, 113022, 118638, 138411, 151593, 163254, 209898, 244881, 276822, 303186, 353717, 415233, 454779, 489762, 707434, 734643, 830466, 909558, 1061151, 1364337, 1469286, 2122302, 2728674, 3183453, 6366906, 9550359, 19100718]

約数ペア:

[(1, 19100718), (2, 9550359), (3, 6366906), (6, 3183453), (7, 2728674), (9, 2122302), (13, 1469286), (14, 1364337), (18, 1061151), (21, 909558), (23, 830466), (26, 734643), (27, 707434), (39, 489762), (42, 454779), (46, 415233), (54, 353717), (63, 303186), (69, 276822), (78, 244881), (91, 209898), (117, 163254), (126, 151593), (138, 138411), (161, 118638), (169, 113022), (182, 104949), (189, 101062), (207, 92274), (234, 81627), (273, 69966), (299, 63882), (322, 59319), (338, 56511), (351, 54418), (378, 50531), (414, 46137), (483, 39546), (507, 37674), (546, 34983), (598, 31941), (621, 30758), (702, 27209), (819, 23322), (897, 21294), (966, 19773), (1014, 18837), (1183, 16146), (1242, 15379), (1449, 13182), (1521, 12558), (1638, 11661), (1794, 10647), (2093, 9126), (2197, 8694), (2366, 8073), (2457, 7774), (2691, 7098), (2898, 6591), (3042, 6279), (3549, 5382), (3887, 4914), (4186, 4563), (4347, 4394)]