20346924

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{79}}^1\times {\mathrm{127}}^1$

素因数の和:239

約数の個数: 72

約数和(自身を含む): 52469760

約数和(自身を除く): 32122836

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 79, 127, 156, 158, 169, 237, 254, 316, 338, 381, 474, 507, 508, 676, 762, 948, 1014, 1027, 1524, 1651, 2028, 2054, 3081, 3302, 4108, 4953, 6162, 6604, 9906, 10033, 12324, 13351, 19812, 20066, 21463, 26702, 30099, 40053, 40132, 42926, 53404, 60198, 64389, 80106, 85852, 120396, 128778, 130429, 160212, 257556, 260858, 391287, 521716, 782574, 1565148, 1695577, 3391154, 5086731, 6782308, 10173462, 20346924]

約数ペア:

[(1, 20346924), (2, 10173462), (3, 6782308), (4, 5086731), (6, 3391154), (12, 1695577), (13, 1565148), (26, 782574), (39, 521716), (52, 391287), (78, 260858), (79, 257556), (127, 160212), (156, 130429), (158, 128778), (169, 120396), (237, 85852), (254, 80106), (316, 64389), (338, 60198), (381, 53404), (474, 42926), (507, 40132), (508, 40053), (676, 30099), (762, 26702), (948, 21463), (1014, 20066), (1027, 19812), (1524, 13351), (1651, 12324), (2028, 10033), (2054, 9906), (3081, 6604), (3302, 6162), (4108, 4953)]