17918376966

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{557}}^1\times {\mathrm{255313}}^1$

素因数の和:255885

約数の個数: 48

約数和(自身を含む): 44449146144

約数和(自身を除く): 26530769178

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 557, 1114, 1671, 3342, 3899, 5013, 7798, 10026, 11697, 23394, 35091, 70182, 255313, 510626, 765939, 1531878, 1787191, 2297817, 3574382, 4595634, 5361573, 10723146, 16084719, 32169438, 142209341, 284418682, 426628023, 853256046, 995465387, 1279884069, 1990930774, 2559768138, 2986396161, 5972792322, 8959188483, 17918376966]

約数ペア:

[(1, 17918376966), (2, 8959188483), (3, 5972792322), (6, 2986396161), (7, 2559768138), (9, 1990930774), (14, 1279884069), (18, 995465387), (21, 853256046), (42, 426628023), (63, 284418682), (126, 142209341), (557, 32169438), (1114, 16084719), (1671, 10723146), (3342, 5361573), (3899, 4595634), (5013, 3574382), (7798, 2297817), (10026, 1787191), (11697, 1531878), (23394, 765939), (35091, 510626), (70182, 255313)]