19810152

素因数分解:

$2^3\times 3^2\times {\mathrm{503}}^1\times {\mathrm{547}}^1$

素因数の和:1062

約数の個数: 48

約数和(自身を含む): 53857440

約数和(自身を除く): 34047288

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 503, 547, 1006, 1094, 1509, 1641, 2012, 2188, 3018, 3282, 4024, 4376, 4527, 4923, 6036, 6564, 9054, 9846, 12072, 13128, 18108, 19692, 36216, 39384, 275141, 550282, 825423, 1100564, 1650846, 2201128, 2476269, 3301692, 4952538, 6603384, 9905076, 19810152]

約数ペア:

[(1, 19810152), (2, 9905076), (3, 6603384), (4, 4952538), (6, 3301692), (8, 2476269), (9, 2201128), (12, 1650846), (18, 1100564), (24, 825423), (36, 550282), (72, 275141), (503, 39384), (547, 36216), (1006, 19692), (1094, 18108), (1509, 13128), (1641, 12072), (2012, 9846), (2188, 9054), (3018, 6564), (3282, 6036), (4024, 4923), (4376, 4527)]