20454927474944

素因数分解:

$2^8\times {\mathrm{59}}^1\times {\mathrm{409}}^1\times {\mathrm{3311179}}^1$

素因数の和:3311663

約数の個数: 72

約数和(自身を含む): 41623519308000

約数和(自身を除く): 21168591833056

約数列:

[1, 2, 4, 8, 16, 32, 59, 64, 118, 128, 236, 256, 409, 472, 818, 944, 1636, 1888, 3272, 3776, 6544, 7552, 13088, 15104, 24131, 26176, 48262, 52352, 96524, 104704, 193048, 386096, 772192, 1544384, 3088768, 3311179, 6177536, 6622358, 13244716, 26489432, 52978864, 105957728, 195359561, 211915456, 390719122, 423830912, 781438244, 847661824, 1354272211, 1562876488, 2708544422, 3125752976, 5417088844, 6251505952, 10834177688, 12503011904, 21668355376, 25006023808, 43336710752, 50012047616, 79902060449, 86673421504, 159804120898, 173346843008, 319608241796, 346693686016, 639216483592, 1278432967184, 2556865934368, 5113731868736, 10227463737472, 20454927474944]

約数ペア:

[(1, 20454927474944), (2, 10227463737472), (4, 5113731868736), (8, 2556865934368), (16, 1278432967184), (32, 639216483592), (59, 346693686016), (64, 319608241796), (118, 173346843008), (128, 159804120898), (236, 86673421504), (256, 79902060449), (409, 50012047616), (472, 43336710752), (818, 25006023808), (944, 21668355376), (1636, 12503011904), (1888, 10834177688), (3272, 6251505952), (3776, 5417088844), (6544, 3125752976), (7552, 2708544422), (13088, 1562876488), (15104, 1354272211), (24131, 847661824), (26176, 781438244), (48262, 423830912), (52352, 390719122), (96524, 211915456), (104704, 195359561), (193048, 105957728), (386096, 52978864), (772192, 26489432), (1544384, 13244716), (3088768, 6622358), (3311179, 6177536)]