20897892

素因数分解:

$2^2\times 3^3\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{179}}^1$

素因数の和:262

約数の個数: 96

約数和(自身を含む): 58060800

約数和(自身を除く): 37162908

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 27, 36, 46, 47, 54, 69, 92, 94, 108, 138, 141, 179, 188, 207, 276, 282, 358, 414, 423, 537, 564, 621, 716, 828, 846, 1074, 1081, 1242, 1269, 1611, 1692, 2148, 2162, 2484, 2538, 3222, 3243, 4117, 4324, 4833, 5076, 6444, 6486, 8234, 8413, 9666, 9729, 12351, 12972, 16468, 16826, 19332, 19458, 24702, 25239, 29187, 33652, 37053, 38916, 49404, 50478, 58374, 74106, 75717, 100956, 111159, 116748, 148212, 151434, 193499, 222318, 227151, 302868, 386998, 444636, 454302, 580497, 773996, 908604, 1160994, 1741491, 2321988, 3482982, 5224473, 6965964, 10448946, 20897892]

約数ペア:

[(1, 20897892), (2, 10448946), (3, 6965964), (4, 5224473), (6, 3482982), (9, 2321988), (12, 1741491), (18, 1160994), (23, 908604), (27, 773996), (36, 580497), (46, 454302), (47, 444636), (54, 386998), (69, 302868), (92, 227151), (94, 222318), (108, 193499), (138, 151434), (141, 148212), (179, 116748), (188, 111159), (207, 100956), (276, 75717), (282, 74106), (358, 58374), (414, 50478), (423, 49404), (537, 38916), (564, 37053), (621, 33652), (716, 29187), (828, 25239), (846, 24702), (1074, 19458), (1081, 19332), (1242, 16826), (1269, 16468), (1611, 12972), (1692, 12351), (2148, 9729), (2162, 9666), (2484, 8413), (2538, 8234), (3222, 6486), (3243, 6444), (4117, 5076), (4324, 4833)]