18779704

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{1327}}^1$

素因数の和:1423

約数の個数: 32

約数和(自身を含む): 37051200

約数和(自身を除く): 18271496

約数列:

[1, 2, 4, 8, 29, 58, 61, 116, 122, 232, 244, 488, 1327, 1769, 2654, 3538, 5308, 7076, 10616, 14152, 38483, 76966, 80947, 153932, 161894, 307864, 323788, 647576, 2347463, 4694926, 9389852, 18779704]

約数ペア:

[(1, 18779704), (2, 9389852), (4, 4694926), (8, 2347463), (29, 647576), (58, 323788), (61, 307864), (116, 161894), (122, 153932), (232, 80947), (244, 76966), (488, 38483), (1327, 14152), (1769, 10616), (2654, 7076), (3538, 5308)]