20772912

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{25457}}^1$

素因数の和:25485

約数の個数: 40

約数和(自身を含む): 56822256

約数和(自身を除く): 36049344

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 102, 136, 204, 272, 408, 816, 25457, 50914, 76371, 101828, 152742, 203656, 305484, 407312, 432769, 610968, 865538, 1221936, 1298307, 1731076, 2596614, 3462152, 5193228, 6924304, 10386456, 20772912]

約数ペア:

[(1, 20772912), (2, 10386456), (3, 6924304), (4, 5193228), (6, 3462152), (8, 2596614), (12, 1731076), (16, 1298307), (17, 1221936), (24, 865538), (34, 610968), (48, 432769), (51, 407312), (68, 305484), (102, 203656), (136, 152742), (204, 101828), (272, 76371), (408, 50914), (816, 25457)]