20274336

素因数分解:

$2^5\times 3^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1$

素因数の和:175

約数の個数: 144

約数和(自身を含む): 63154728

約数和(自身を除く): 42880392

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 32, 34, 36, 41, 48, 51, 68, 72, 82, 96, 101, 102, 123, 136, 144, 153, 164, 202, 204, 246, 272, 288, 303, 306, 328, 369, 404, 408, 492, 544, 606, 612, 656, 697, 738, 808, 816, 909, 984, 1212, 1224, 1312, 1394, 1476, 1616, 1632, 1717, 1818, 1968, 2091, 2424, 2448, 2788, 2952, 3232, 3434, 3636, 3936, 4141, 4182, 4848, 4896, 5151, 5576, 5904, 6273, 6868, 7272, 8282, 8364, 9696, 10302, 11152, 11808, 12423, 12546, 13736, 14544, 15453, 16564, 16728, 20604, 22304, 24846, 25092, 27472, 29088, 30906, 33128, 33456, 37269, 41208, 49692, 50184, 54944, 61812, 66256, 66912, 70397, 74538, 82416, 99384, 100368, 123624, 132512, 140794, 149076, 164832, 198768, 200736, 211191, 247248, 281588, 298152, 397536, 422382, 494496, 563176, 596304, 633573, 844764, 1126352, 1192608, 1267146, 1689528, 2252704, 2534292, 3379056, 5068584, 6758112, 10137168, 20274336]

約数ペア:

[(1, 20274336), (2, 10137168), (3, 6758112), (4, 5068584), (6, 3379056), (8, 2534292), (9, 2252704), (12, 1689528), (16, 1267146), (17, 1192608), (18, 1126352), (24, 844764), (32, 633573), (34, 596304), (36, 563176), (41, 494496), (48, 422382), (51, 397536), (68, 298152), (72, 281588), (82, 247248), (96, 211191), (101, 200736), (102, 198768), (123, 164832), (136, 149076), (144, 140794), (153, 132512), (164, 123624), (202, 100368), (204, 99384), (246, 82416), (272, 74538), (288, 70397), (303, 66912), (306, 66256), (328, 61812), (369, 54944), (404, 50184), (408, 49692), (492, 41208), (544, 37269), (606, 33456), (612, 33128), (656, 30906), (697, 29088), (738, 27472), (808, 25092), (816, 24846), (909, 22304), (984, 20604), (1212, 16728), (1224, 16564), (1312, 15453), (1394, 14544), (1476, 13736), (1616, 12546), (1632, 12423), (1717, 11808), (1818, 11152), (1968, 10302), (2091, 9696), (2424, 8364), (2448, 8282), (2788, 7272), (2952, 6868), (3232, 6273), (3434, 5904), (3636, 5576), (3936, 5151), (4141, 4896), (4182, 4848)]