19483758

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{239}}^1\times {\mathrm{647}}^1$

素因数の和:901

約数の個数: 48

約数和(自身を含む): 48522240

約数和(自身を除く): 29038482

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 239, 478, 647, 717, 1294, 1434, 1673, 1941, 2151, 3346, 3882, 4302, 4529, 5019, 5823, 9058, 10038, 11646, 13587, 15057, 27174, 30114, 40761, 81522, 154633, 309266, 463899, 927798, 1082431, 1391697, 2164862, 2783394, 3247293, 6494586, 9741879, 19483758]

約数ペア:

[(1, 19483758), (2, 9741879), (3, 6494586), (6, 3247293), (7, 2783394), (9, 2164862), (14, 1391697), (18, 1082431), (21, 927798), (42, 463899), (63, 309266), (126, 154633), (239, 81522), (478, 40761), (647, 30114), (717, 27174), (1294, 15057), (1434, 13587), (1673, 11646), (1941, 10038), (2151, 9058), (3346, 5823), (3882, 5019), (4302, 4529)]