20586832

素因数分解:

$2^4\times 7^1\times {\mathrm{397}}^1\times {\mathrm{463}}^1$

素因数の和:875

約数の個数: 40

約数和(自身を含む): 45798656

約数和(自身を除く): 25211824

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 397, 463, 794, 926, 1588, 1852, 2779, 3176, 3241, 3704, 5558, 6352, 6482, 7408, 11116, 12964, 22232, 25928, 44464, 51856, 183811, 367622, 735244, 1286677, 1470488, 2573354, 2940976, 5146708, 10293416, 20586832]

約数ペア:

[(1, 20586832), (2, 10293416), (4, 5146708), (7, 2940976), (8, 2573354), (14, 1470488), (16, 1286677), (28, 735244), (56, 367622), (112, 183811), (397, 51856), (463, 44464), (794, 25928), (926, 22232), (1588, 12964), (1852, 11116), (2779, 7408), (3176, 6482), (3241, 6352), (3704, 5558)]