19430118

素因数分解:

$2^1\times 3^4\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:171

約数の個数: 80

約数和(自身を含む): 46417536

約数和(自身を除く): 26987418

約数列:

[1, 2, 3, 6, 9, 18, 27, 31, 53, 54, 62, 73, 81, 93, 106, 146, 159, 162, 186, 219, 279, 318, 438, 477, 558, 657, 837, 954, 1314, 1431, 1643, 1674, 1971, 2263, 2511, 2862, 3286, 3869, 3942, 4293, 4526, 4929, 5022, 5913, 6789, 7738, 8586, 9858, 11607, 11826, 13578, 14787, 20367, 23214, 29574, 34821, 40734, 44361, 61101, 69642, 88722, 104463, 119939, 122202, 133083, 183303, 208926, 239878, 266166, 313389, 359817, 366606, 626778, 719634, 1079451, 2158902, 3238353, 6476706, 9715059, 19430118]

約数ペア:

[(1, 19430118), (2, 9715059), (3, 6476706), (6, 3238353), (9, 2158902), (18, 1079451), (27, 719634), (31, 626778), (53, 366606), (54, 359817), (62, 313389), (73, 266166), (81, 239878), (93, 208926), (106, 183303), (146, 133083), (159, 122202), (162, 119939), (186, 104463), (219, 88722), (279, 69642), (318, 61101), (438, 44361), (477, 40734), (558, 34821), (657, 29574), (837, 23214), (954, 20367), (1314, 14787), (1431, 13578), (1643, 11826), (1674, 11607), (1971, 9858), (2263, 8586), (2511, 7738), (2862, 6789), (3286, 5913), (3869, 5022), (3942, 4929), (4293, 4526)]