201815978

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{10979}}^1$

素因数の和:11102

約数の個数: 32

約数和(自身を含む): 376306560

約数和(自身を除く): 174490582

約数列:

[1, 2, 7, 13, 14, 26, 91, 101, 182, 202, 707, 1313, 1414, 2626, 9191, 10979, 18382, 21958, 76853, 142727, 153706, 285454, 999089, 1108879, 1998178, 2217758, 7762153, 14415427, 15524306, 28830854, 100907989, 201815978]

約数ペア:

[(1, 201815978), (2, 100907989), (7, 28830854), (13, 15524306), (14, 14415427), (26, 7762153), (91, 2217758), (101, 1998178), (182, 1108879), (202, 999089), (707, 285454), (1313, 153706), (1414, 142727), (2626, 76853), (9191, 21958), (10979, 18382)]