31785402

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{20939}}^1$

素因数の和:20978

約数の個数: 32

約数和(自身を含む): 72368640

約数和(自身を除く): 40583238

約数列:

[1, 2, 3, 6, 11, 22, 23, 33, 46, 66, 69, 138, 253, 506, 759, 1518, 20939, 41878, 62817, 125634, 230329, 460658, 481597, 690987, 963194, 1381974, 1444791, 2889582, 5297567, 10595134, 15892701, 31785402]

約数ペア:

[(1, 31785402), (2, 15892701), (3, 10595134), (6, 5297567), (11, 2889582), (22, 1444791), (23, 1381974), (33, 963194), (46, 690987), (66, 481597), (69, 460658), (138, 230329), (253, 125634), (506, 62817), (759, 41878), (1518, 20939)]