20565245818

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{179807}}^1$

素因数の和:179958

約数の個数: 32

約数和(自身を含む): 34255581696

約数和(自身を除く): 13690335878

約数列:

[1, 2, 13, 26, 53, 83, 106, 166, 689, 1079, 1378, 2158, 4399, 8798, 57187, 114374, 179807, 359614, 2337491, 4674982, 9529771, 14923981, 19059542, 29847962, 123887023, 194011753, 247774046, 388023506, 790970993, 1581941986, 10282622909, 20565245818]

約数ペア:

[(1, 20565245818), (2, 10282622909), (13, 1581941986), (26, 790970993), (53, 388023506), (83, 247774046), (106, 194011753), (166, 123887023), (689, 29847962), (1079, 19059542), (1378, 14923981), (2158, 9529771), (4399, 4674982), (8798, 2337491), (57187, 359614), (114374, 179807)]