20196968

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{6203}}^1$

素因数の和:6257

約数の個数: 32

約数和(自身を含む): 42435360

約数和(自身を除く): 22238392

約数列:

[1, 2, 4, 8, 11, 22, 37, 44, 74, 88, 148, 296, 407, 814, 1628, 3256, 6203, 12406, 24812, 49624, 68233, 136466, 229511, 272932, 459022, 545864, 918044, 1836088, 2524621, 5049242, 10098484, 20196968]

約数ペア:

[(1, 20196968), (2, 10098484), (4, 5049242), (8, 2524621), (11, 1836088), (22, 918044), (37, 545864), (44, 459022), (74, 272932), (88, 229511), (148, 136466), (296, 68233), (407, 49624), (814, 24812), (1628, 12406), (3256, 6203)]