20901024

素因数分解:

$2^5\times 3^3\times {\mathrm{17}}^1\times {\mathrm{1423}}^1$

素因数の和:1459

約数の個数: 96

約数和(自身を含む): 64592640

約数和(自身を除く): 43691616

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 27, 32, 34, 36, 48, 51, 54, 68, 72, 96, 102, 108, 136, 144, 153, 204, 216, 272, 288, 306, 408, 432, 459, 544, 612, 816, 864, 918, 1224, 1423, 1632, 1836, 2448, 2846, 3672, 4269, 4896, 5692, 7344, 8538, 11384, 12807, 14688, 17076, 22768, 24191, 25614, 34152, 38421, 45536, 48382, 51228, 68304, 72573, 76842, 96764, 102456, 136608, 145146, 153684, 193528, 204912, 217719, 290292, 307368, 387056, 409824, 435438, 580584, 614736, 653157, 774112, 870876, 1161168, 1229472, 1306314, 1741752, 2322336, 2612628, 3483504, 5225256, 6967008, 10450512, 20901024]

約数ペア:

[(1, 20901024), (2, 10450512), (3, 6967008), (4, 5225256), (6, 3483504), (8, 2612628), (9, 2322336), (12, 1741752), (16, 1306314), (17, 1229472), (18, 1161168), (24, 870876), (27, 774112), (32, 653157), (34, 614736), (36, 580584), (48, 435438), (51, 409824), (54, 387056), (68, 307368), (72, 290292), (96, 217719), (102, 204912), (108, 193528), (136, 153684), (144, 145146), (153, 136608), (204, 102456), (216, 96764), (272, 76842), (288, 72573), (306, 68304), (408, 51228), (432, 48382), (459, 45536), (544, 38421), (612, 34152), (816, 25614), (864, 24191), (918, 22768), (1224, 17076), (1423, 14688), (1632, 12807), (1836, 11384), (2448, 8538), (2846, 7344), (3672, 5692), (4269, 4896)]