20921188536

素因数分解:

$2^3\times 3^2\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{61837}}^1$

素因数の和:62013

約数の個数: 96

約数和(自身を含む): 58652106240

約数和(自身を除く): 37730917704

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 37, 72, 74, 111, 127, 148, 222, 254, 296, 333, 381, 444, 508, 666, 762, 888, 1016, 1143, 1332, 1524, 2286, 2664, 3048, 4572, 4699, 9144, 9398, 14097, 18796, 28194, 37592, 42291, 56388, 61837, 84582, 112776, 123674, 169164, 185511, 247348, 338328, 371022, 494696, 556533, 742044, 1113066, 1484088, 2226132, 2287969, 4452264, 4575938, 6863907, 7853299, 9151876, 13727814, 15706598, 18303752, 20591721, 23559897, 27455628, 31413196, 41183442, 47119794, 54911256, 62826392, 70679691, 82366884, 94239588, 141359382, 164733768, 188479176, 282718764, 290572063, 565437528, 581144126, 871716189, 1162288252, 1743432378, 2324576504, 2615148567, 3486864756, 5230297134, 6973729512, 10460594268, 20921188536]

約数ペア:

[(1, 20921188536), (2, 10460594268), (3, 6973729512), (4, 5230297134), (6, 3486864756), (8, 2615148567), (9, 2324576504), (12, 1743432378), (18, 1162288252), (24, 871716189), (36, 581144126), (37, 565437528), (72, 290572063), (74, 282718764), (111, 188479176), (127, 164733768), (148, 141359382), (222, 94239588), (254, 82366884), (296, 70679691), (333, 62826392), (381, 54911256), (444, 47119794), (508, 41183442), (666, 31413196), (762, 27455628), (888, 23559897), (1016, 20591721), (1143, 18303752), (1332, 15706598), (1524, 13727814), (2286, 9151876), (2664, 7853299), (3048, 6863907), (4572, 4575938), (4699, 4452264), (9144, 2287969), (9398, 2226132), (14097, 1484088), (18796, 1113066), (28194, 742044), (37592, 556533), (42291, 494696), (56388, 371022), (61837, 338328), (84582, 247348), (112776, 185511), (123674, 169164)]