20145897296

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{9467057}}^1$

素因数の和:9467091

約数の個数: 40

約数和(自身を含む): 46956607680

約数和(自身を除く): 26810710384

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 2128, 9467057, 18934114, 37868228, 66269399, 75736456, 132538798, 151472912, 179874083, 265077596, 359748166, 530155192, 719496332, 1060310384, 1259118581, 1438992664, 2518237162, 2877985328, 5036474324, 10072948648, 20145897296]

約数ペア:

[(1, 20145897296), (2, 10072948648), (4, 5036474324), (7, 2877985328), (8, 2518237162), (14, 1438992664), (16, 1259118581), (19, 1060310384), (28, 719496332), (38, 530155192), (56, 359748166), (76, 265077596), (112, 179874083), (133, 151472912), (152, 132538798), (266, 75736456), (304, 66269399), (532, 37868228), (1064, 18934114), (2128, 9467057)]