20025824

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^2\times {\mathrm{23}}^2$

素因数の和:89

約数の個数: 108

約数和(自身を含む): 51004296

約数和(自身を除く): 30978472

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 23, 26, 28, 32, 46, 52, 56, 91, 92, 104, 112, 161, 169, 182, 184, 208, 224, 299, 322, 338, 364, 368, 416, 529, 598, 644, 676, 728, 736, 1058, 1183, 1196, 1288, 1352, 1456, 2093, 2116, 2366, 2392, 2576, 2704, 2912, 3703, 3887, 4186, 4232, 4732, 4784, 5152, 5408, 6877, 7406, 7774, 8372, 8464, 9464, 9568, 13754, 14812, 15548, 16744, 16928, 18928, 27209, 27508, 29624, 31096, 33488, 37856, 48139, 54418, 55016, 59248, 62192, 66976, 89401, 96278, 108836, 110032, 118496, 124384, 178802, 192556, 217672, 220064, 357604, 385112, 435344, 625807, 715208, 770224, 870688, 1251614, 1430416, 1540448, 2503228, 2860832, 5006456, 10012912, 20025824]

約数ペア:

[(1, 20025824), (2, 10012912), (4, 5006456), (7, 2860832), (8, 2503228), (13, 1540448), (14, 1430416), (16, 1251614), (23, 870688), (26, 770224), (28, 715208), (32, 625807), (46, 435344), (52, 385112), (56, 357604), (91, 220064), (92, 217672), (104, 192556), (112, 178802), (161, 124384), (169, 118496), (182, 110032), (184, 108836), (208, 96278), (224, 89401), (299, 66976), (322, 62192), (338, 59248), (364, 55016), (368, 54418), (416, 48139), (529, 37856), (598, 33488), (644, 31096), (676, 29624), (728, 27508), (736, 27209), (1058, 18928), (1183, 16928), (1196, 16744), (1288, 15548), (1352, 14812), (1456, 13754), (2093, 9568), (2116, 9464), (2366, 8464), (2392, 8372), (2576, 7774), (2704, 7406), (2912, 6877), (3703, 5408), (3887, 5152), (4186, 4784), (4232, 4732)]