20522026

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{163}}^1$

素因数の和:235

約数の個数: 48

約数和(自身を含む): 39178944

約数和(自身を除く): 18656918

約数列:

[1, 2, 7, 14, 17, 23, 34, 46, 119, 161, 163, 238, 322, 326, 391, 529, 782, 1058, 1141, 2282, 2737, 2771, 3703, 3749, 5474, 5542, 7406, 7498, 8993, 17986, 19397, 26243, 38794, 52486, 62951, 63733, 86227, 125902, 127466, 172454, 446131, 603589, 892262, 1207178, 1465859, 2931718, 10261013, 20522026]

約数ペア:

[(1, 20522026), (2, 10261013), (7, 2931718), (14, 1465859), (17, 1207178), (23, 892262), (34, 603589), (46, 446131), (119, 172454), (161, 127466), (163, 125902), (238, 86227), (322, 63733), (326, 62951), (391, 52486), (529, 38794), (782, 26243), (1058, 19397), (1141, 17986), (2282, 8993), (2737, 7498), (2771, 7406), (3703, 5542), (3749, 5474)]