20183153332

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{193}}^1\times {\mathrm{72421}}^1$

素因数の和:72656

約数の個数: 36

約数和(自身を含む): 37470997956

約数和(自身を除く): 17287844624

約数列:

[1, 2, 4, 19, 38, 76, 193, 361, 386, 722, 772, 1444, 3667, 7334, 14668, 69673, 72421, 139346, 144842, 278692, 289684, 1375999, 2751998, 5503996, 13977253, 26143981, 27954506, 52287962, 55909012, 104575924, 265567807, 531135614, 1062271228, 5045788333, 10091576666, 20183153332]

約数ペア:

[(1, 20183153332), (2, 10091576666), (4, 5045788333), (19, 1062271228), (38, 531135614), (76, 265567807), (193, 104575924), (361, 55909012), (386, 52287962), (722, 27954506), (772, 26143981), (1444, 13977253), (3667, 5503996), (7334, 2751998), (14668, 1375999), (69673, 289684), (72421, 278692), (139346, 144842)]