18679038

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{444739}}^1$

素因数の和:444751

約数の個数: 16

約数和(自身を含む): 42695040

約数和(自身を除く): 24016002

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 444739, 889478, 1334217, 2668434, 3113173, 6226346, 9339519, 18679038]

約数ペア:

[(1, 18679038), (2, 9339519), (3, 6226346), (6, 3113173), (7, 2668434), (14, 1334217), (21, 889478), (42, 444739)]