20181264

素因数分解:

$2^4\times 3^1\times {\mathrm{433}}^1\times {\mathrm{971}}^1$

素因数の和:1415

約数の個数: 40

約数和(自身を含む): 52309152

約数和(自身を除く): 32127888

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 433, 866, 971, 1299, 1732, 1942, 2598, 2913, 3464, 3884, 5196, 5826, 6928, 7768, 10392, 11652, 15536, 20784, 23304, 46608, 420443, 840886, 1261329, 1681772, 2522658, 3363544, 5045316, 6727088, 10090632, 20181264]

約数ペア:

[(1, 20181264), (2, 10090632), (3, 6727088), (4, 5045316), (6, 3363544), (8, 2522658), (12, 1681772), (16, 1261329), (24, 840886), (48, 420443), (433, 46608), (866, 23304), (971, 20784), (1299, 15536), (1732, 11652), (1942, 10392), (2598, 7768), (2913, 6928), (3464, 5826), (3884, 5196)]