19845098

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{421}}^1$

素因数の和:487

約数の個数: 48

約数和(自身を含む): 38390184

約数和(自身を除く): 18545086

約数列:

[1, 2, 7, 13, 14, 26, 37, 49, 74, 91, 98, 182, 259, 421, 481, 518, 637, 842, 962, 1274, 1813, 2947, 3367, 3626, 5473, 5894, 6734, 10946, 15577, 20629, 23569, 31154, 38311, 41258, 47138, 76622, 109039, 202501, 218078, 268177, 405002, 536354, 763273, 1417507, 1526546, 2835014, 9922549, 19845098]

約数ペア:

[(1, 19845098), (2, 9922549), (7, 2835014), (13, 1526546), (14, 1417507), (26, 763273), (37, 536354), (49, 405002), (74, 268177), (91, 218078), (98, 202501), (182, 109039), (259, 76622), (421, 47138), (481, 41258), (518, 38311), (637, 31154), (842, 23569), (962, 20629), (1274, 15577), (1813, 10946), (2947, 6734), (3367, 5894), (3626, 5473)]