20183974636

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{4003}}^1$

素因数の和:4239

約数の個数: 96

約数和(自身を含む): 43079708672

約数和(自身を除く): 22895734036

約数列:

[1, 2, 4, 7, 14, 28, 31, 37, 62, 74, 124, 148, 157, 217, 259, 314, 434, 518, 628, 868, 1036, 1099, 1147, 2198, 2294, 4003, 4396, 4588, 4867, 5809, 8006, 8029, 9734, 11618, 16012, 16058, 19468, 23236, 28021, 32116, 34069, 40663, 56042, 68138, 81326, 112084, 124093, 136276, 148111, 162652, 180079, 248186, 296222, 360158, 496372, 592444, 628471, 720316, 868651, 1036777, 1256942, 1260553, 1737302, 2073554, 2513884, 2521106, 3474604, 4147108, 4399297, 4591441, 5042212, 8798594, 9182882, 17597188, 18365764, 19482601, 23253427, 32140087, 38965202, 46506854, 64280174, 77930404, 93013708, 128560348, 136378207, 162773989, 272756414, 325547978, 545512828, 651095956, 720856237, 1441712474, 2883424948, 5045993659, 10091987318, 20183974636]

約数ペア:

[(1, 20183974636), (2, 10091987318), (4, 5045993659), (7, 2883424948), (14, 1441712474), (28, 720856237), (31, 651095956), (37, 545512828), (62, 325547978), (74, 272756414), (124, 162773989), (148, 136378207), (157, 128560348), (217, 93013708), (259, 77930404), (314, 64280174), (434, 46506854), (518, 38965202), (628, 32140087), (868, 23253427), (1036, 19482601), (1099, 18365764), (1147, 17597188), (2198, 9182882), (2294, 8798594), (4003, 5042212), (4396, 4591441), (4588, 4399297), (4867, 4147108), (5809, 3474604), (8006, 2521106), (8029, 2513884), (9734, 2073554), (11618, 1737302), (16012, 1260553), (16058, 1256942), (19468, 1036777), (23236, 868651), (28021, 720316), (32116, 628471), (34069, 592444), (40663, 496372), (56042, 360158), (68138, 296222), (81326, 248186), (112084, 180079), (124093, 162652), (136276, 148111)]