838861018

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{199}}^1\times {\mathrm{72679}}^1$

素因数の和:72909

約数の個数: 16

約数和(自身を含む): 1308240000

約数和(自身を除く): 469378982

約数列:

[1, 2, 29, 58, 199, 398, 5771, 11542, 72679, 145358, 2107691, 4215382, 14463121, 28926242, 419430509, 838861018]

約数ペア:

[(1, 838861018), (2, 419430509), (29, 28926242), (58, 14463121), (199, 4215382), (398, 2107691), (5771, 145358), (11542, 72679)]