18648539

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{2029}}^1$

素因数の和:2150

約数の個数: 16

約数和(自身を含む): 23190720

約数和(自身を除く): 4542181

約数列:

[1, 7, 13, 91, 101, 707, 1313, 2029, 9191, 14203, 26377, 184639, 204929, 1434503, 2664077, 18648539]

約数ペア:

[(1, 18648539), (7, 2664077), (13, 1434503), (91, 204929), (101, 184639), (707, 26377), (1313, 14203), (2029, 9191)]