20054414768

素因数分解:

$2^4\times {\mathrm{97}}^1\times {\mathrm{103}}^1\times {\mathrm{125453}}^1$

素因数の和:125661

約数の個数: 40

約数和(自身を含む): 39637442208

約数和(自身を除く): 19583027440

約数列:

[1, 2, 4, 8, 16, 97, 103, 194, 206, 388, 412, 776, 824, 1552, 1648, 9991, 19982, 39964, 79928, 125453, 159856, 250906, 501812, 1003624, 2007248, 12168941, 12921659, 24337882, 25843318, 48675764, 51686636, 97351528, 103373272, 194703056, 206746544, 1253400923, 2506801846, 5013603692, 10027207384, 20054414768]

約数ペア:

[(1, 20054414768), (2, 10027207384), (4, 5013603692), (8, 2506801846), (16, 1253400923), (97, 206746544), (103, 194703056), (194, 103373272), (206, 97351528), (388, 51686636), (412, 48675764), (776, 25843318), (824, 24337882), (1552, 12921659), (1648, 12168941), (9991, 2007248), (19982, 1003624), (39964, 501812), (79928, 250906), (125453, 159856)]