19899792

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{739}}^1$

素因数の和:781

約数の個数: 120

約数和(自身を含む): 64415520

約数和(自身を除く): 44515728

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 17, 18, 22, 24, 33, 34, 36, 44, 48, 51, 66, 68, 72, 88, 99, 102, 132, 136, 144, 153, 176, 187, 198, 204, 264, 272, 306, 374, 396, 408, 528, 561, 612, 739, 748, 792, 816, 1122, 1224, 1478, 1496, 1584, 1683, 2217, 2244, 2448, 2956, 2992, 3366, 4434, 4488, 5912, 6651, 6732, 8129, 8868, 8976, 11824, 12563, 13302, 13464, 16258, 17736, 24387, 25126, 26604, 26928, 32516, 35472, 37689, 48774, 50252, 53208, 65032, 73161, 75378, 97548, 100504, 106416, 113067, 130064, 138193, 146322, 150756, 195096, 201008, 226134, 276386, 292644, 301512, 390192, 414579, 452268, 552772, 585288, 603024, 829158, 904536, 1105544, 1170576, 1243737, 1658316, 1809072, 2211088, 2487474, 3316632, 4974948, 6633264, 9949896, 19899792]

約数ペア:

[(1, 19899792), (2, 9949896), (3, 6633264), (4, 4974948), (6, 3316632), (8, 2487474), (9, 2211088), (11, 1809072), (12, 1658316), (16, 1243737), (17, 1170576), (18, 1105544), (22, 904536), (24, 829158), (33, 603024), (34, 585288), (36, 552772), (44, 452268), (48, 414579), (51, 390192), (66, 301512), (68, 292644), (72, 276386), (88, 226134), (99, 201008), (102, 195096), (132, 150756), (136, 146322), (144, 138193), (153, 130064), (176, 113067), (187, 106416), (198, 100504), (204, 97548), (264, 75378), (272, 73161), (306, 65032), (374, 53208), (396, 50252), (408, 48774), (528, 37689), (561, 35472), (612, 32516), (739, 26928), (748, 26604), (792, 25126), (816, 24387), (1122, 17736), (1224, 16258), (1478, 13464), (1496, 13302), (1584, 12563), (1683, 11824), (2217, 8976), (2244, 8868), (2448, 8129), (2956, 6732), (2992, 6651), (3366, 5912), (4434, 4488)]