18965496

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{199}}^1$

素因数の和:257

約数の個数: 96

約数和(自身を含む): 54864000

約数和(自身を除く): 35898504

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 19, 22, 24, 33, 38, 44, 57, 66, 76, 88, 114, 132, 152, 199, 209, 228, 264, 361, 398, 418, 456, 597, 627, 722, 796, 836, 1083, 1194, 1254, 1444, 1592, 1672, 2166, 2189, 2388, 2508, 2888, 3781, 3971, 4332, 4378, 4776, 5016, 6567, 7562, 7942, 8664, 8756, 11343, 11913, 13134, 15124, 15884, 17512, 22686, 23826, 26268, 30248, 31768, 41591, 45372, 47652, 52536, 71839, 83182, 90744, 95304, 124773, 143678, 166364, 215517, 249546, 287356, 332728, 431034, 499092, 574712, 790229, 862068, 998184, 1580458, 1724136, 2370687, 3160916, 4741374, 6321832, 9482748, 18965496]

約数ペア:

[(1, 18965496), (2, 9482748), (3, 6321832), (4, 4741374), (6, 3160916), (8, 2370687), (11, 1724136), (12, 1580458), (19, 998184), (22, 862068), (24, 790229), (33, 574712), (38, 499092), (44, 431034), (57, 332728), (66, 287356), (76, 249546), (88, 215517), (114, 166364), (132, 143678), (152, 124773), (199, 95304), (209, 90744), (228, 83182), (264, 71839), (361, 52536), (398, 47652), (418, 45372), (456, 41591), (597, 31768), (627, 30248), (722, 26268), (796, 23826), (836, 22686), (1083, 17512), (1194, 15884), (1254, 15124), (1444, 13134), (1592, 11913), (1672, 11343), (2166, 8756), (2189, 8664), (2388, 7942), (2508, 7562), (2888, 6567), (3781, 5016), (3971, 4776), (4332, 4378)]