20194288472

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{3671}}^1\times {\mathrm{36191}}^1$

素因数の和:39887

約数の個数: 32

約数和(自身を含む): 39869107200

約数和(自身を除く): 19674818728

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 3671, 7342, 14684, 29368, 36191, 69749, 72382, 139498, 144764, 278996, 289528, 557992, 687629, 1375258, 2750516, 5501032, 132857161, 265714322, 531428644, 1062857288, 2524286059, 5048572118, 10097144236, 20194288472]

約数ペア:

[(1, 20194288472), (2, 10097144236), (4, 5048572118), (8, 2524286059), (19, 1062857288), (38, 531428644), (76, 265714322), (152, 132857161), (3671, 5501032), (7342, 2750516), (14684, 1375258), (29368, 687629), (36191, 557992), (69749, 289528), (72382, 278996), (139498, 144764)]