20236205

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{941}}^1$

素因数の和:997

約数の個数: 32

約数和(自身を含む): 29299968

約数和(自身を除く): 9063763

約数列:

[1, 5, 11, 17, 23, 55, 85, 115, 187, 253, 391, 935, 941, 1265, 1955, 4301, 4705, 10351, 15997, 21505, 21643, 51755, 79985, 108215, 175967, 238073, 367931, 879835, 1190365, 1839655, 4047241, 20236205]

約数ペア:

[(1, 20236205), (5, 4047241), (11, 1839655), (17, 1190365), (23, 879835), (55, 367931), (85, 238073), (115, 175967), (187, 108215), (253, 79985), (391, 51755), (935, 21643), (941, 21505), (1265, 15997), (1955, 10351), (4301, 4705)]