20765024

素因数分解:

$2^5\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1$

素因数の和:101

約数の個数: 144

約数和(自身を含む): 54295920

約数和(自身を除く): 33530896

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 19, 28, 32, 34, 38, 41, 49, 56, 68, 76, 82, 98, 112, 119, 133, 136, 152, 164, 196, 224, 238, 266, 272, 287, 304, 323, 328, 392, 476, 532, 544, 574, 608, 646, 656, 697, 779, 784, 833, 931, 952, 1064, 1148, 1292, 1312, 1394, 1558, 1568, 1666, 1862, 1904, 2009, 2128, 2261, 2296, 2584, 2788, 3116, 3332, 3724, 3808, 4018, 4256, 4522, 4592, 4879, 5168, 5453, 5576, 6232, 6664, 7448, 8036, 9044, 9184, 9758, 10336, 10906, 11152, 12464, 13243, 13328, 14896, 15827, 16072, 18088, 19516, 21812, 22304, 24928, 26486, 26656, 29792, 31654, 32144, 34153, 36176, 38171, 39032, 43624, 52972, 63308, 64288, 68306, 72352, 76342, 78064, 87248, 92701, 105944, 126616, 136612, 152684, 156128, 174496, 185402, 211888, 253232, 273224, 305368, 370804, 423776, 506464, 546448, 610736, 648907, 741608, 1092896, 1221472, 1297814, 1483216, 2595628, 2966432, 5191256, 10382512, 20765024]

約数ペア:

[(1, 20765024), (2, 10382512), (4, 5191256), (7, 2966432), (8, 2595628), (14, 1483216), (16, 1297814), (17, 1221472), (19, 1092896), (28, 741608), (32, 648907), (34, 610736), (38, 546448), (41, 506464), (49, 423776), (56, 370804), (68, 305368), (76, 273224), (82, 253232), (98, 211888), (112, 185402), (119, 174496), (133, 156128), (136, 152684), (152, 136612), (164, 126616), (196, 105944), (224, 92701), (238, 87248), (266, 78064), (272, 76342), (287, 72352), (304, 68306), (323, 64288), (328, 63308), (392, 52972), (476, 43624), (532, 39032), (544, 38171), (574, 36176), (608, 34153), (646, 32144), (656, 31654), (697, 29792), (779, 26656), (784, 26486), (833, 24928), (931, 22304), (952, 21812), (1064, 19516), (1148, 18088), (1292, 16072), (1312, 15827), (1394, 14896), (1558, 13328), (1568, 13243), (1666, 12464), (1862, 11152), (1904, 10906), (2009, 10336), (2128, 9758), (2261, 9184), (2296, 9044), (2584, 8036), (2788, 7448), (3116, 6664), (3332, 6232), (3724, 5576), (3808, 5453), (4018, 5168), (4256, 4879), (4522, 4592)]