991892036

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{971}}^1\times {\mathrm{13441}}^1$

素因数の和:14435

約数の個数: 24

約数和(自身を含む): 1829187360

約数和(自身を除く): 837295324

約数列:

[1, 2, 4, 19, 38, 76, 971, 1942, 3884, 13441, 18449, 26882, 36898, 53764, 73796, 255379, 510758, 1021516, 13051211, 26102422, 52204844, 247973009, 495946018, 991892036]

約数ペア:

[(1, 991892036), (2, 495946018), (4, 247973009), (19, 52204844), (38, 26102422), (76, 13051211), (971, 1021516), (1942, 510758), (3884, 255379), (13441, 73796), (18449, 53764), (26882, 36898)]