20895072

素因数分解:

$2^5\times 3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{421}}^1$

素因数の和:492

約数の個数: 96

約数和(自身を含む): 61254144

約数和(自身を除く): 40359072

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 44, 47, 48, 66, 88, 94, 96, 132, 141, 176, 188, 264, 282, 352, 376, 421, 517, 528, 564, 752, 842, 1034, 1056, 1128, 1263, 1504, 1551, 1684, 2068, 2256, 2526, 3102, 3368, 4136, 4512, 4631, 5052, 6204, 6736, 8272, 9262, 10104, 12408, 13472, 13893, 16544, 18524, 19787, 20208, 24816, 27786, 37048, 39574, 40416, 49632, 55572, 59361, 74096, 79148, 111144, 118722, 148192, 158296, 217657, 222288, 237444, 316592, 435314, 444576, 474888, 633184, 652971, 870628, 949776, 1305942, 1741256, 1899552, 2611884, 3482512, 5223768, 6965024, 10447536, 20895072]

約数ペア:

[(1, 20895072), (2, 10447536), (3, 6965024), (4, 5223768), (6, 3482512), (8, 2611884), (11, 1899552), (12, 1741256), (16, 1305942), (22, 949776), (24, 870628), (32, 652971), (33, 633184), (44, 474888), (47, 444576), (48, 435314), (66, 316592), (88, 237444), (94, 222288), (96, 217657), (132, 158296), (141, 148192), (176, 118722), (188, 111144), (264, 79148), (282, 74096), (352, 59361), (376, 55572), (421, 49632), (517, 40416), (528, 39574), (564, 37048), (752, 27786), (842, 24816), (1034, 20208), (1056, 19787), (1128, 18524), (1263, 16544), (1504, 13893), (1551, 13472), (1684, 12408), (2068, 10104), (2256, 9262), (2526, 8272), (3102, 6736), (3368, 6204), (4136, 5052), (4512, 4631)]