20197780306

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{229}}^1\times {\mathrm{54919}}^1$

素因数の和:55234

約数の個数: 32

約数和(自身を含む): 33650582400

約数和(自身を除く): 13452802094

約数列:

[1, 2, 11, 22, 73, 146, 229, 458, 803, 1606, 2519, 5038, 16717, 33434, 54919, 109838, 183887, 367774, 604109, 1208218, 4009087, 8018174, 12576451, 25152902, 44099957, 88199914, 138340961, 276681922, 918080923, 1836161846, 10098890153, 20197780306]

約数ペア:

[(1, 20197780306), (2, 10098890153), (11, 1836161846), (22, 918080923), (73, 276681922), (146, 138340961), (229, 88199914), (458, 44099957), (803, 25152902), (1606, 12576451), (2519, 8018174), (5038, 4009087), (16717, 1208218), (33434, 604109), (54919, 367774), (109838, 183887)]