20161853497654

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{8407778773}}^1$

素因数の和:8407778895

約数の個数: 16

約数和(自身を含む): 33294803945040

約数和(自身を除く): 13132950447386

約数列:

[1, 2, 11, 22, 109, 218, 1199, 2398, 8407778773, 16815557546, 92485566503, 184971133006, 916447886257, 1832895772514, 10080926748827, 20161853497654]

約数ペア:

[(1, 20161853497654), (2, 10080926748827), (11, 1832895772514), (22, 916447886257), (109, 184971133006), (218, 92485566503), (1199, 16815557546), (2398, 8407778773)]