201991972

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{554923}}^1$

素因数の和:554947

約数の個数: 24

約数和(自身を含む): 435060416

約数和(自身を除く): 233068444

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 554923, 1109846, 2219692, 3884461, 7213999, 7768922, 14427998, 15537844, 28855996, 50497993, 100995986, 201991972]

約数ペア:

[(1, 201991972), (2, 100995986), (4, 50497993), (7, 28855996), (13, 15537844), (14, 14427998), (26, 7768922), (28, 7213999), (52, 3884461), (91, 2219692), (182, 1109846), (364, 554923)]