19121928

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{2647}}^1$

素因数の和:2706

約数の個数: 64

約数和(自身を含む): 55925760

約数和(自身を除く): 36803832

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 43, 56, 84, 86, 129, 168, 172, 258, 301, 344, 516, 602, 903, 1032, 1204, 1806, 2408, 2647, 3612, 5294, 7224, 7941, 10588, 15882, 18529, 21176, 31764, 37058, 55587, 63528, 74116, 111174, 113821, 148232, 222348, 227642, 341463, 444696, 455284, 682926, 796747, 910568, 1365852, 1593494, 2390241, 2731704, 3186988, 4780482, 6373976, 9560964, 19121928]

約数ペア:

[(1, 19121928), (2, 9560964), (3, 6373976), (4, 4780482), (6, 3186988), (7, 2731704), (8, 2390241), (12, 1593494), (14, 1365852), (21, 910568), (24, 796747), (28, 682926), (42, 455284), (43, 444696), (56, 341463), (84, 227642), (86, 222348), (129, 148232), (168, 113821), (172, 111174), (258, 74116), (301, 63528), (344, 55587), (516, 37058), (602, 31764), (903, 21176), (1032, 18529), (1204, 15882), (1806, 10588), (2408, 7941), (2647, 7224), (3612, 5294)]