16194620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{313}}^1$

素因数の和:534

約数の個数: 48

約数和(自身を含む): 36926400

約数和(自身を除く): 20731780

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 199, 260, 313, 398, 626, 796, 995, 1252, 1565, 1990, 2587, 3130, 3980, 4069, 5174, 6260, 8138, 10348, 12935, 16276, 20345, 25870, 40690, 51740, 62287, 81380, 124574, 249148, 311435, 622870, 809731, 1245740, 1619462, 3238924, 4048655, 8097310, 16194620]

約数ペア:

[(1, 16194620), (2, 8097310), (4, 4048655), (5, 3238924), (10, 1619462), (13, 1245740), (20, 809731), (26, 622870), (52, 311435), (65, 249148), (130, 124574), (199, 81380), (260, 62287), (313, 51740), (398, 40690), (626, 25870), (796, 20345), (995, 16276), (1252, 12935), (1565, 10348), (1990, 8138), (2587, 6260), (3130, 5174), (3980, 4069)]