20178592005

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{140407}}^1$

素因数の和:140506

約数の個数: 64

約数和(自身を含む): 38496503808

約数和(自身を除く): 18317911803

約数列:

[1, 3, 5, 11, 13, 15, 33, 39, 55, 65, 67, 143, 165, 195, 201, 335, 429, 715, 737, 871, 1005, 2145, 2211, 2613, 3685, 4355, 9581, 11055, 13065, 28743, 47905, 140407, 143715, 421221, 702035, 1544477, 1825291, 2106105, 4633431, 5475873, 7722385, 9126455, 9407269, 20078201, 23167155, 27379365, 28221807, 47036345, 60234603, 100391005, 103479959, 122294497, 141109035, 301173015, 310439877, 366883491, 517399795, 611472485, 1345239467, 1552199385, 1834417455, 4035718401, 6726197335, 20178592005]

約数ペア:

[(1, 20178592005), (3, 6726197335), (5, 4035718401), (11, 1834417455), (13, 1552199385), (15, 1345239467), (33, 611472485), (39, 517399795), (55, 366883491), (65, 310439877), (67, 301173015), (143, 141109035), (165, 122294497), (195, 103479959), (201, 100391005), (335, 60234603), (429, 47036345), (715, 28221807), (737, 27379365), (871, 23167155), (1005, 20078201), (2145, 9407269), (2211, 9126455), (2613, 7722385), (3685, 5475873), (4355, 4633431), (9581, 2106105), (11055, 1825291), (13065, 1544477), (28743, 702035), (47905, 421221), (140407, 143715)]