19407795

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^2\times {\mathrm{37}}^1$

素因数の和:101

約数の個数: 72

約数和(自身を含む): 37237872

約数和(自身を除く): 17830077

約数列:

[1, 3, 5, 11, 15, 17, 33, 37, 51, 55, 85, 111, 121, 165, 185, 187, 255, 289, 363, 407, 555, 561, 605, 629, 867, 935, 1221, 1445, 1815, 1887, 2035, 2057, 2805, 3145, 3179, 4335, 4477, 6105, 6171, 6919, 9435, 9537, 10285, 10693, 13431, 15895, 20757, 22385, 30855, 32079, 34595, 34969, 47685, 53465, 67155, 76109, 103785, 104907, 117623, 160395, 174845, 228327, 352869, 380545, 524535, 588115, 1141635, 1293853, 1764345, 3881559, 6469265, 19407795]

約数ペア:

[(1, 19407795), (3, 6469265), (5, 3881559), (11, 1764345), (15, 1293853), (17, 1141635), (33, 588115), (37, 524535), (51, 380545), (55, 352869), (85, 228327), (111, 174845), (121, 160395), (165, 117623), (185, 104907), (187, 103785), (255, 76109), (289, 67155), (363, 53465), (407, 47685), (555, 34969), (561, 34595), (605, 32079), (629, 30855), (867, 22385), (935, 20757), (1221, 15895), (1445, 13431), (1815, 10693), (1887, 10285), (2035, 9537), (2057, 9435), (2805, 6919), (3145, 6171), (3179, 6105), (4335, 4477)]