19120376

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{12781}}^1$

素因数の和:12815

約数の個数: 32

約数和(自身を含む): 41413680

約数和(自身を除く): 22293304

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 88, 136, 187, 374, 748, 1496, 12781, 25562, 51124, 102248, 140591, 217277, 281182, 434554, 562364, 869108, 1124728, 1738216, 2390047, 4780094, 9560188, 19120376]

約数ペア:

[(1, 19120376), (2, 9560188), (4, 4780094), (8, 2390047), (11, 1738216), (17, 1124728), (22, 869108), (34, 562364), (44, 434554), (68, 281182), (88, 217277), (136, 140591), (187, 102248), (374, 51124), (748, 25562), (1496, 12781)]