18982265416

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{373}}^1\times {\mathrm{3433}}^1$

素因数の和:3938

約数の個数: 64

約数和(自身を含む): 38144185200

約数和(自身を除く): 19161919784

約数列:

[1, 2, 4, 8, 17, 34, 68, 109, 136, 218, 373, 436, 746, 872, 1492, 1853, 2984, 3433, 3706, 6341, 6866, 7412, 12682, 13732, 14824, 25364, 27464, 40657, 50728, 58361, 81314, 116722, 162628, 233444, 325256, 374197, 466888, 691169, 748394, 1280509, 1382338, 1496788, 2561018, 2764676, 2993576, 5122036, 5529352, 6361349, 10244072, 12722698, 21768653, 25445396, 43537306, 50890792, 87074612, 139575481, 174149224, 279150962, 558301924, 1116603848, 2372783177, 4745566354, 9491132708, 18982265416]

約数ペア:

[(1, 18982265416), (2, 9491132708), (4, 4745566354), (8, 2372783177), (17, 1116603848), (34, 558301924), (68, 279150962), (109, 174149224), (136, 139575481), (218, 87074612), (373, 50890792), (436, 43537306), (746, 25445396), (872, 21768653), (1492, 12722698), (1853, 10244072), (2984, 6361349), (3433, 5529352), (3706, 5122036), (6341, 2993576), (6866, 2764676), (7412, 2561018), (12682, 1496788), (13732, 1382338), (14824, 1280509), (25364, 748394), (27464, 691169), (40657, 466888), (50728, 374197), (58361, 325256), (81314, 233444), (116722, 162628)]