20147810176

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{439}}^1\times {\mathrm{27581}}^1$

素因数の和:28047

約数の個数: 64

約数和(自身を含む): 43325805600

約数和(自身を除く): 23177995424

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 439, 832, 878, 1664, 1756, 3512, 5707, 7024, 11414, 14048, 22828, 27581, 28096, 45656, 55162, 56192, 91312, 110324, 182624, 220648, 358553, 365248, 441296, 717106, 730496, 882592, 1434212, 1765184, 2868424, 3530368, 5736848, 11473696, 12108059, 22947392, 24216118, 45894784, 48432236, 96864472, 157404767, 193728944, 314809534, 387457888, 629619068, 774915776, 1259238136, 1549831552, 2518476272, 5036952544, 10073905088, 20147810176]

約数ペア:

[(1, 20147810176), (2, 10073905088), (4, 5036952544), (8, 2518476272), (13, 1549831552), (16, 1259238136), (26, 774915776), (32, 629619068), (52, 387457888), (64, 314809534), (104, 193728944), (128, 157404767), (208, 96864472), (416, 48432236), (439, 45894784), (832, 24216118), (878, 22947392), (1664, 12108059), (1756, 11473696), (3512, 5736848), (5707, 3530368), (7024, 2868424), (11414, 1765184), (14048, 1434212), (22828, 882592), (27581, 730496), (28096, 717106), (45656, 441296), (55162, 365248), (56192, 358553), (91312, 220648), (110324, 182624)]