20184307556

素因数分解:

$2^2\times 7^2\times {\mathrm{79}}^1\times {\mathrm{281}}^1\times {\mathrm{4639}}^1$

素因数の和:5017

約数の個数: 72

約数和(自身を含む): 41766681600

約数和(自身を除く): 21582374044

約数列:

[1, 2, 4, 7, 14, 28, 49, 79, 98, 158, 196, 281, 316, 553, 562, 1106, 1124, 1967, 2212, 3871, 3934, 4639, 7742, 7868, 9278, 13769, 15484, 18556, 22199, 27538, 32473, 44398, 55076, 64946, 88796, 129892, 155393, 227311, 310786, 366481, 454622, 621572, 732962, 909244, 1087751, 1303559, 1465924, 2175502, 2565367, 2607118, 4351004, 5130734, 5214236, 9124913, 10261468, 17957569, 18249826, 35915138, 36499652, 63874391, 71830276, 102981161, 127748782, 205962322, 255497564, 411924644, 720868127, 1441736254, 2883472508, 5046076889, 10092153778, 20184307556]

約数ペア:

[(1, 20184307556), (2, 10092153778), (4, 5046076889), (7, 2883472508), (14, 1441736254), (28, 720868127), (49, 411924644), (79, 255497564), (98, 205962322), (158, 127748782), (196, 102981161), (281, 71830276), (316, 63874391), (553, 36499652), (562, 35915138), (1106, 18249826), (1124, 17957569), (1967, 10261468), (2212, 9124913), (3871, 5214236), (3934, 5130734), (4639, 4351004), (7742, 2607118), (7868, 2565367), (9278, 2175502), (13769, 1465924), (15484, 1303559), (18556, 1087751), (22199, 909244), (27538, 732962), (32473, 621572), (44398, 454622), (55076, 366481), (64946, 310786), (88796, 227311), (129892, 155393)]