20947672382

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{59359}}^1$

素因数の和:59665

約数の個数: 48

約数和(自身を含む): 39505979520

約数和(自身を除く): 18558307138

約数列:

[1, 2, 7, 13, 14, 26, 49, 91, 98, 182, 277, 554, 637, 1274, 1939, 3601, 3878, 7202, 13573, 25207, 27146, 50414, 59359, 118718, 176449, 352898, 415513, 771667, 831026, 1543334, 2908591, 5401669, 5817182, 10803338, 16442443, 32884886, 37811683, 75623366, 115097101, 213751759, 230194202, 427503518, 805679707, 1496262313, 1611359414, 2992524626, 10473836191, 20947672382]

約数ペア:

[(1, 20947672382), (2, 10473836191), (7, 2992524626), (13, 1611359414), (14, 1496262313), (26, 805679707), (49, 427503518), (91, 230194202), (98, 213751759), (182, 115097101), (277, 75623366), (554, 37811683), (637, 32884886), (1274, 16442443), (1939, 10803338), (3601, 5817182), (3878, 5401669), (7202, 2908591), (13573, 1543334), (25207, 831026), (27146, 771667), (50414, 415513), (59359, 352898), (118718, 176449)]