1918169392

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{823}}^1$

素因数の和:1026

約数の個数: 80

約数和(自身を含む): 3975872512

約数和(自身を除く): 2057703120

約数列:

[1, 2, 4, 8, 16, 31, 37, 62, 74, 124, 127, 148, 248, 254, 296, 496, 508, 592, 823, 1016, 1147, 1646, 2032, 2294, 3292, 3937, 4588, 4699, 6584, 7874, 9176, 9398, 13168, 15748, 18352, 18796, 25513, 30451, 31496, 37592, 51026, 60902, 62992, 75184, 102052, 104521, 121804, 145669, 204104, 209042, 243608, 291338, 408208, 418084, 487216, 582676, 836168, 943981, 1165352, 1672336, 1887962, 2330704, 3240151, 3775924, 3867277, 6480302, 7551848, 7734554, 12960604, 15103696, 15469108, 25921208, 30938216, 51842416, 61876432, 119885587, 239771174, 479542348, 959084696, 1918169392]

約数ペア:

[(1, 1918169392), (2, 959084696), (4, 479542348), (8, 239771174), (16, 119885587), (31, 61876432), (37, 51842416), (62, 30938216), (74, 25921208), (124, 15469108), (127, 15103696), (148, 12960604), (248, 7734554), (254, 7551848), (296, 6480302), (496, 3867277), (508, 3775924), (592, 3240151), (823, 2330704), (1016, 1887962), (1147, 1672336), (1646, 1165352), (2032, 943981), (2294, 836168), (3292, 582676), (3937, 487216), (4588, 418084), (4699, 408208), (6584, 291338), (7874, 243608), (9176, 209042), (9398, 204104), (13168, 145669), (15748, 121804), (18352, 104521), (18796, 102052), (25513, 75184), (30451, 62992), (31496, 60902), (37592, 51026)]