20877912

素因数分解:

$2^3\times 3^4\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1$

素因数の和:159

約数の個数: 160

約数和(自身を含む): 66646800

約数和(自身を除く): 45768888

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 27, 29, 33, 36, 44, 54, 58, 66, 72, 81, 87, 88, 99, 101, 108, 116, 132, 162, 174, 198, 202, 216, 232, 261, 264, 297, 303, 319, 324, 348, 396, 404, 522, 594, 606, 638, 648, 696, 783, 792, 808, 891, 909, 957, 1044, 1111, 1188, 1212, 1276, 1566, 1782, 1818, 1914, 2088, 2222, 2349, 2376, 2424, 2552, 2727, 2871, 2929, 3132, 3333, 3564, 3636, 3828, 4444, 4698, 5454, 5742, 5858, 6264, 6666, 7128, 7272, 7656, 8181, 8613, 8787, 8888, 9396, 9999, 10908, 11484, 11716, 13332, 16362, 17226, 17574, 18792, 19998, 21816, 22968, 23432, 25839, 26361, 26664, 29997, 32219, 32724, 34452, 35148, 39996, 51678, 52722, 59994, 64438, 65448, 68904, 70296, 79083, 79992, 89991, 96657, 103356, 105444, 119988, 128876, 158166, 179982, 193314, 206712, 210888, 237249, 239976, 257752, 289971, 316332, 359964, 386628, 474498, 579942, 632664, 719928, 773256, 869913, 948996, 1159884, 1739826, 1897992, 2319768, 2609739, 3479652, 5219478, 6959304, 10438956, 20877912]

約数ペア:

[(1, 20877912), (2, 10438956), (3, 6959304), (4, 5219478), (6, 3479652), (8, 2609739), (9, 2319768), (11, 1897992), (12, 1739826), (18, 1159884), (22, 948996), (24, 869913), (27, 773256), (29, 719928), (33, 632664), (36, 579942), (44, 474498), (54, 386628), (58, 359964), (66, 316332), (72, 289971), (81, 257752), (87, 239976), (88, 237249), (99, 210888), (101, 206712), (108, 193314), (116, 179982), (132, 158166), (162, 128876), (174, 119988), (198, 105444), (202, 103356), (216, 96657), (232, 89991), (261, 79992), (264, 79083), (297, 70296), (303, 68904), (319, 65448), (324, 64438), (348, 59994), (396, 52722), (404, 51678), (522, 39996), (594, 35148), (606, 34452), (638, 32724), (648, 32219), (696, 29997), (783, 26664), (792, 26361), (808, 25839), (891, 23432), (909, 22968), (957, 21816), (1044, 19998), (1111, 18792), (1188, 17574), (1212, 17226), (1276, 16362), (1566, 13332), (1782, 11716), (1818, 11484), (1914, 10908), (2088, 9999), (2222, 9396), (2349, 8888), (2376, 8787), (2424, 8613), (2552, 8181), (2727, 7656), (2871, 7272), (2929, 7128), (3132, 6666), (3333, 6264), (3564, 5858), (3636, 5742), (3828, 5454), (4444, 4698)]