20199332896

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{810307}}^1$

素因数の和:810377

約数の個数: 48

約数和(自身を含む): 42881499360

約数和(自身を除く): 22682166464

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 41, 76, 82, 152, 164, 304, 328, 608, 656, 779, 1312, 1558, 3116, 6232, 12464, 24928, 810307, 1620614, 3241228, 6482456, 12964912, 15395833, 25929824, 30791666, 33222587, 61583332, 66445174, 123166664, 132890348, 246333328, 265780696, 492666656, 531561392, 631229153, 1063122784, 1262458306, 2524916612, 5049833224, 10099666448, 20199332896]

約数ペア:

[(1, 20199332896), (2, 10099666448), (4, 5049833224), (8, 2524916612), (16, 1262458306), (19, 1063122784), (32, 631229153), (38, 531561392), (41, 492666656), (76, 265780696), (82, 246333328), (152, 132890348), (164, 123166664), (304, 66445174), (328, 61583332), (608, 33222587), (656, 30791666), (779, 25929824), (1312, 15395833), (1558, 12964912), (3116, 6482456), (6232, 3241228), (12464, 1620614), (24928, 810307)]