19545656

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{1153}}^1$

素因数の和:1335

約数の個数: 32

約数和(自身を含む): 39743760

約数和(自身を除く): 20198104

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 163, 326, 652, 1153, 1304, 2119, 2306, 4238, 4612, 8476, 9224, 14989, 16952, 29978, 59956, 119912, 187939, 375878, 751756, 1503512, 2443207, 4886414, 9772828, 19545656]

約数ペア:

[(1, 19545656), (2, 9772828), (4, 4886414), (8, 2443207), (13, 1503512), (26, 751756), (52, 375878), (104, 187939), (163, 119912), (326, 59956), (652, 29978), (1153, 16952), (1304, 14989), (2119, 9224), (2306, 8476), (4238, 4612)]