20172934072

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{199}}^1\times {\mathrm{317}}^1\times {\mathrm{563}}^1$

素因数の和:1156

約数の個数: 64

約数和(自身を含む): 38740032000

約数和(自身を除く): 18567097928

約数列:

[1, 2, 4, 8, 71, 142, 199, 284, 317, 398, 563, 568, 634, 796, 1126, 1268, 1592, 2252, 2536, 4504, 14129, 22507, 28258, 39973, 45014, 56516, 63083, 79946, 90028, 112037, 113032, 126166, 159892, 178471, 180056, 224074, 252332, 319784, 356942, 448148, 504664, 713884, 896296, 1427768, 4478893, 7954627, 8957786, 12671441, 15909254, 17915572, 25342882, 31818508, 35515729, 35831144, 50685764, 63637016, 71031458, 101371528, 142062916, 284125832, 2521616759, 5043233518, 10086467036, 20172934072]

約数ペア:

[(1, 20172934072), (2, 10086467036), (4, 5043233518), (8, 2521616759), (71, 284125832), (142, 142062916), (199, 101371528), (284, 71031458), (317, 63637016), (398, 50685764), (563, 35831144), (568, 35515729), (634, 31818508), (796, 25342882), (1126, 17915572), (1268, 15909254), (1592, 12671441), (2252, 8957786), (2536, 7954627), (4504, 4478893), (14129, 1427768), (22507, 896296), (28258, 713884), (39973, 504664), (45014, 448148), (56516, 356942), (63083, 319784), (79946, 252332), (90028, 224074), (112037, 180056), (113032, 178471), (126166, 159892)]