20172152002

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{199}}^1\times {\mathrm{397}}^1\times {\mathrm{2969}}^1$

素因数の和:3610

約数の個数: 32

約数和(自身を含む): 31206384000

約数和(自身を除く): 11034231998

約数列:

[1, 2, 43, 86, 199, 397, 398, 794, 2969, 5938, 8557, 17071, 17114, 34142, 79003, 127667, 158006, 255334, 590831, 1178693, 1181662, 2357386, 3397129, 6794258, 25405733, 50683799, 50811466, 101367598, 234559907, 469119814, 10086076001, 20172152002]

約数ペア:

[(1, 20172152002), (2, 10086076001), (43, 469119814), (86, 234559907), (199, 101367598), (397, 50811466), (398, 50683799), (794, 25405733), (2969, 6794258), (5938, 3397129), (8557, 2357386), (17071, 1181662), (17114, 1178693), (34142, 590831), (79003, 255334), (127667, 158006)]