19959888936

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1361149}}^1$

素因数の和:1361218

約数の個数: 64

約数和(自身を含む): 54881568000

約数和(自身を除く): 34921679064

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 47, 52, 78, 94, 104, 141, 156, 188, 282, 312, 376, 564, 611, 1128, 1222, 1833, 2444, 3666, 4888, 7332, 14664, 1361149, 2722298, 4083447, 5444596, 8166894, 10889192, 16333788, 17694937, 32667576, 35389874, 53084811, 63974003, 70779748, 106169622, 127948006, 141559496, 191922009, 212339244, 255896012, 383844018, 424678488, 511792024, 767688036, 831662039, 1535376072, 1663324078, 2494986117, 3326648156, 4989972234, 6653296312, 9979944468, 19959888936]

約数ペア:

[(1, 19959888936), (2, 9979944468), (3, 6653296312), (4, 4989972234), (6, 3326648156), (8, 2494986117), (12, 1663324078), (13, 1535376072), (24, 831662039), (26, 767688036), (39, 511792024), (47, 424678488), (52, 383844018), (78, 255896012), (94, 212339244), (104, 191922009), (141, 141559496), (156, 127948006), (188, 106169622), (282, 70779748), (312, 63974003), (376, 53084811), (564, 35389874), (611, 32667576), (1128, 17694937), (1222, 16333788), (1833, 10889192), (2444, 8166894), (3666, 5444596), (4888, 4083447), (7332, 2722298), (14664, 1361149)]