20745032

素因数分解:

$2^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{283}}^1$

素因数の和:331

約数の個数: 96

約数和(自身を含む): 52449120

約数和(自身を除く): 31704088

約数列:

[1, 2, 4, 7, 8, 11, 14, 17, 22, 28, 34, 44, 49, 56, 68, 77, 88, 98, 119, 136, 154, 187, 196, 238, 283, 308, 374, 392, 476, 539, 566, 616, 748, 833, 952, 1078, 1132, 1309, 1496, 1666, 1981, 2156, 2264, 2618, 3113, 3332, 3962, 4312, 4811, 5236, 6226, 6664, 7924, 9163, 9622, 10472, 12452, 13867, 15848, 18326, 19244, 21791, 24904, 27734, 33677, 36652, 38488, 43582, 52921, 55468, 67354, 73304, 87164, 105842, 110936, 134708, 152537, 174328, 211684, 235739, 269416, 305074, 370447, 423368, 471478, 610148, 740894, 942956, 1220296, 1481788, 1885912, 2593129, 2963576, 5186258, 10372516, 20745032]

約数ペア:

[(1, 20745032), (2, 10372516), (4, 5186258), (7, 2963576), (8, 2593129), (11, 1885912), (14, 1481788), (17, 1220296), (22, 942956), (28, 740894), (34, 610148), (44, 471478), (49, 423368), (56, 370447), (68, 305074), (77, 269416), (88, 235739), (98, 211684), (119, 174328), (136, 152537), (154, 134708), (187, 110936), (196, 105842), (238, 87164), (283, 73304), (308, 67354), (374, 55468), (392, 52921), (476, 43582), (539, 38488), (566, 36652), (616, 33677), (748, 27734), (833, 24904), (952, 21791), (1078, 19244), (1132, 18326), (1309, 15848), (1496, 13867), (1666, 12452), (1981, 10472), (2156, 9622), (2264, 9163), (2618, 7924), (3113, 6664), (3332, 6226), (3962, 5236), (4312, 4811)]