19211445

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{761}}^1$

素因数の和:803

約数の個数: 64

約数和(自身を含む): 39502080

約数和(自身を除く): 20290635

約数列:

[1, 3, 5, 9, 11, 15, 17, 27, 33, 45, 51, 55, 85, 99, 135, 153, 165, 187, 255, 297, 459, 495, 561, 761, 765, 935, 1485, 1683, 2283, 2295, 2805, 3805, 5049, 6849, 8371, 8415, 11415, 12937, 20547, 25113, 25245, 34245, 38811, 41855, 64685, 75339, 102735, 116433, 125565, 142307, 194055, 226017, 349299, 376695, 426921, 582165, 711535, 1130085, 1280763, 1746495, 2134605, 3842289, 6403815, 19211445]

約数ペア:

[(1, 19211445), (3, 6403815), (5, 3842289), (9, 2134605), (11, 1746495), (15, 1280763), (17, 1130085), (27, 711535), (33, 582165), (45, 426921), (51, 376695), (55, 349299), (85, 226017), (99, 194055), (135, 142307), (153, 125565), (165, 116433), (187, 102735), (255, 75339), (297, 64685), (459, 41855), (495, 38811), (561, 34245), (761, 25245), (765, 25113), (935, 20547), (1485, 12937), (1683, 11415), (2283, 8415), (2295, 8371), (2805, 6849), (3805, 5049)]