1900984891

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2153}}^1\times {\mathrm{2953}}^1$

素因数の和:5142

約数の個数: 16

約数和(自身を含む): 2137939776

約数和(自身を除く): 236954885

約数列:

[1, 13, 23, 299, 2153, 2953, 27989, 38389, 49519, 67919, 643747, 882947, 6357809, 82651517, 146229607, 1900984891]

約数ペア:

[(1, 1900984891), (13, 146229607), (23, 82651517), (299, 6357809), (2153, 882947), (2953, 643747), (27989, 67919), (38389, 49519)]