1980996856

素因数分解:

$2^3\times {\mathrm{83}}^1\times {\mathrm{97}}^1\times {\mathrm{30757}}^1$

素因数の和:30943

約数の個数: 32

約数和(自身を含む): 3797997840

約数和(自身を除く): 1817000984

約数列:

[1, 2, 4, 8, 83, 97, 166, 194, 332, 388, 664, 776, 8051, 16102, 30757, 32204, 61514, 64408, 123028, 246056, 2552831, 2983429, 5105662, 5966858, 10211324, 11933716, 20422648, 23867432, 247624607, 495249214, 990498428, 1980996856]

約数ペア:

[(1, 1980996856), (2, 990498428), (4, 495249214), (8, 247624607), (83, 23867432), (97, 20422648), (166, 11933716), (194, 10211324), (332, 5966858), (388, 5105662), (664, 2983429), (776, 2552831), (8051, 246056), (16102, 123028), (30757, 64408), (32204, 61514)]