2019908826

素因数分解:

$2^1\times 3^9\times {\mathrm{13}}^1\times {\mathrm{3947}}^1$

素因数の和:3989

約数の個数: 80

約数和(自身を含む): 4895551584

約数和(自身を除く): 2875642758

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 81, 117, 162, 234, 243, 351, 486, 702, 729, 1053, 1458, 2106, 2187, 3159, 3947, 4374, 6318, 6561, 7894, 9477, 11841, 13122, 18954, 19683, 23682, 28431, 35523, 39366, 51311, 56862, 71046, 85293, 102622, 106569, 153933, 170586, 213138, 255879, 307866, 319707, 461799, 511758, 639414, 923598, 959121, 1385397, 1918242, 2770794, 2877363, 4156191, 5754726, 8312382, 8632089, 12468573, 17264178, 24937146, 25896267, 37405719, 51792534, 74811438, 77688801, 112217157, 155377602, 224434314, 336651471, 673302942, 1009954413, 2019908826]

約数ペア:

[(1, 2019908826), (2, 1009954413), (3, 673302942), (6, 336651471), (9, 224434314), (13, 155377602), (18, 112217157), (26, 77688801), (27, 74811438), (39, 51792534), (54, 37405719), (78, 25896267), (81, 24937146), (117, 17264178), (162, 12468573), (234, 8632089), (243, 8312382), (351, 5754726), (486, 4156191), (702, 2877363), (729, 2770794), (1053, 1918242), (1458, 1385397), (2106, 959121), (2187, 923598), (3159, 639414), (3947, 511758), (4374, 461799), (6318, 319707), (6561, 307866), (7894, 255879), (9477, 213138), (11841, 170586), (13122, 153933), (18954, 106569), (19683, 102622), (23682, 85293), (28431, 71046), (35523, 56862), (39366, 51311)]