20163816

素因数分解:

$2^3\times 3^4\times {\mathrm{29}}^2\times {\mathrm{37}}^1$

素因数の和:113

約数の個数: 120

約数和(自身を含む): 60072870

約数和(自身を除く): 39909054

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 29, 36, 37, 54, 58, 72, 74, 81, 87, 108, 111, 116, 148, 162, 174, 216, 222, 232, 261, 296, 324, 333, 348, 444, 522, 648, 666, 696, 783, 841, 888, 999, 1044, 1073, 1332, 1566, 1682, 1998, 2088, 2146, 2349, 2523, 2664, 2997, 3132, 3219, 3364, 3996, 4292, 4698, 5046, 5994, 6264, 6438, 6728, 7569, 7992, 8584, 9396, 9657, 10092, 11988, 12876, 15138, 18792, 19314, 20184, 22707, 23976, 25752, 28971, 30276, 31117, 38628, 45414, 57942, 60552, 62234, 68121, 77256, 86913, 90828, 93351, 115884, 124468, 136242, 173826, 181656, 186702, 231768, 248936, 272484, 280053, 347652, 373404, 544968, 560106, 695304, 746808, 840159, 1120212, 1680318, 2240424, 2520477, 3360636, 5040954, 6721272, 10081908, 20163816]

約数ペア:

[(1, 20163816), (2, 10081908), (3, 6721272), (4, 5040954), (6, 3360636), (8, 2520477), (9, 2240424), (12, 1680318), (18, 1120212), (24, 840159), (27, 746808), (29, 695304), (36, 560106), (37, 544968), (54, 373404), (58, 347652), (72, 280053), (74, 272484), (81, 248936), (87, 231768), (108, 186702), (111, 181656), (116, 173826), (148, 136242), (162, 124468), (174, 115884), (216, 93351), (222, 90828), (232, 86913), (261, 77256), (296, 68121), (324, 62234), (333, 60552), (348, 57942), (444, 45414), (522, 38628), (648, 31117), (666, 30276), (696, 28971), (783, 25752), (841, 23976), (888, 22707), (999, 20184), (1044, 19314), (1073, 18792), (1332, 15138), (1566, 12876), (1682, 11988), (1998, 10092), (2088, 9657), (2146, 9396), (2349, 8584), (2523, 7992), (2664, 7569), (2997, 6728), (3132, 6438), (3219, 6264), (3364, 5994), (3996, 5046), (4292, 4698)]