19385630

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1$

素因数の和:209

約数の個数: 64

約数和(自身を含む): 40435200

約数和(自身を除く): 21049570

約数列:

[1, 2, 5, 10, 11, 22, 29, 55, 58, 59, 103, 110, 118, 145, 206, 290, 295, 319, 515, 590, 638, 649, 1030, 1133, 1298, 1595, 1711, 2266, 2987, 3190, 3245, 3422, 5665, 5974, 6077, 6490, 8555, 11330, 12154, 14935, 17110, 18821, 29870, 30385, 32857, 37642, 60770, 65714, 66847, 94105, 133694, 164285, 176233, 188210, 328570, 334235, 352466, 668470, 881165, 1762330, 1938563, 3877126, 9692815, 19385630]

約数ペア:

[(1, 19385630), (2, 9692815), (5, 3877126), (10, 1938563), (11, 1762330), (22, 881165), (29, 668470), (55, 352466), (58, 334235), (59, 328570), (103, 188210), (110, 176233), (118, 164285), (145, 133694), (206, 94105), (290, 66847), (295, 65714), (319, 60770), (515, 37642), (590, 32857), (638, 30385), (649, 29870), (1030, 18821), (1133, 17110), (1298, 14935), (1595, 12154), (1711, 11330), (2266, 8555), (2987, 6490), (3190, 6077), (3245, 5974), (3422, 5665)]