2019945185284

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{21378701}}^1$

素因数の和:21378820

約数の個数: 48

約数和(自身を含む): 4022616568320

約数和(自身を除く): 2002671383036

約数列:

[1, 2, 4, 13, 23, 26, 46, 52, 79, 92, 158, 299, 316, 598, 1027, 1196, 1817, 2054, 3634, 4108, 7268, 23621, 47242, 94484, 21378701, 42757402, 85514804, 277923113, 491710123, 555846226, 983420246, 1111692452, 1688917379, 1966840492, 3377834758, 6392231599, 6755669516, 12784463198, 21955925927, 25568926396, 38845099717, 43911851854, 77690199434, 87823703708, 155380398868, 504986296321, 1009972592642, 2019945185284]

約数ペア:

[(1, 2019945185284), (2, 1009972592642), (4, 504986296321), (13, 155380398868), (23, 87823703708), (26, 77690199434), (46, 43911851854), (52, 38845099717), (79, 25568926396), (92, 21955925927), (158, 12784463198), (299, 6755669516), (316, 6392231599), (598, 3377834758), (1027, 1966840492), (1196, 1688917379), (1817, 1111692452), (2054, 983420246), (3634, 555846226), (4108, 491710123), (7268, 277923113), (23621, 85514804), (47242, 42757402), (94484, 21378701)]