19883944

素因数分解:

$2^3\times {\mathrm{59}}^1\times {\mathrm{103}}^1\times {\mathrm{409}}^1$

素因数の和:577

約数の個数: 32

約数和(自身を含む): 38376000

約数和(自身を除く): 18492056

約数列:

[1, 2, 4, 8, 59, 103, 118, 206, 236, 409, 412, 472, 818, 824, 1636, 3272, 6077, 12154, 24131, 24308, 42127, 48262, 48616, 84254, 96524, 168508, 193048, 337016, 2485493, 4970986, 9941972, 19883944]

約数ペア:

[(1, 19883944), (2, 9941972), (4, 4970986), (8, 2485493), (59, 337016), (103, 193048), (118, 168508), (206, 96524), (236, 84254), (409, 48616), (412, 48262), (472, 42127), (818, 24308), (824, 24131), (1636, 12154), (3272, 6077)]