20178233404

素因数分解:

$2^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{154613}}^1$

素因数の和:154762

約数の個数: 48

約数和(自身を含む): 41560243200

約数和(自身を除く): 21382009796

約数列:

[1, 2, 4, 7, 14, 28, 59, 79, 118, 158, 236, 316, 413, 553, 826, 1106, 1652, 2212, 4661, 9322, 18644, 32627, 65254, 130508, 154613, 309226, 618452, 1082291, 2164582, 4329164, 9122167, 12214427, 18244334, 24428854, 36488668, 48857708, 63855169, 85500989, 127710338, 171001978, 255420676, 342003956, 720651193, 1441302386, 2882604772, 5044558351, 10089116702, 20178233404]

約数ペア:

[(1, 20178233404), (2, 10089116702), (4, 5044558351), (7, 2882604772), (14, 1441302386), (28, 720651193), (59, 342003956), (79, 255420676), (118, 171001978), (158, 127710338), (236, 85500989), (316, 63855169), (413, 48857708), (553, 36488668), (826, 24428854), (1106, 18244334), (1652, 12214427), (2212, 9122167), (4661, 4329164), (9322, 2164582), (18644, 1082291), (32627, 618452), (65254, 309226), (130508, 154613)]