19378548

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{25633}}^1$

素因数の和:25653

約数の個数: 48

約数和(自身を含む): 57420160

約数和(自身を除く): 38041612

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 25633, 51266, 76899, 102532, 153798, 179431, 230697, 307596, 358862, 461394, 538293, 692091, 717724, 922788, 1076586, 1384182, 1614879, 2153172, 2768364, 3229758, 4844637, 6459516, 9689274, 19378548]

約数ペア:

[(1, 19378548), (2, 9689274), (3, 6459516), (4, 4844637), (6, 3229758), (7, 2768364), (9, 2153172), (12, 1614879), (14, 1384182), (18, 1076586), (21, 922788), (27, 717724), (28, 692091), (36, 538293), (42, 461394), (54, 358862), (63, 307596), (84, 230697), (108, 179431), (126, 153798), (189, 102532), (252, 76899), (378, 51266), (756, 25633)]