20147647848

素因数分解:

$2^3\times 3^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{161969}}^1$

素因数の和:162122

約数の個数: 64

約数和(自身を含む): 51778569600

約数和(自身を除く): 31630921752

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 71, 73, 142, 146, 213, 219, 284, 292, 426, 438, 568, 584, 852, 876, 1704, 1752, 5183, 10366, 15549, 20732, 31098, 41464, 62196, 124392, 161969, 323938, 485907, 647876, 971814, 1295752, 1943628, 3887256, 11499799, 11823737, 22999598, 23647474, 34499397, 35471211, 45999196, 47294948, 68998794, 70942422, 91998392, 94589896, 137997588, 141884844, 275995176, 283769688, 839485327, 1678970654, 2518455981, 3357941308, 5036911962, 6715882616, 10073823924, 20147647848]

約数ペア:

[(1, 20147647848), (2, 10073823924), (3, 6715882616), (4, 5036911962), (6, 3357941308), (8, 2518455981), (12, 1678970654), (24, 839485327), (71, 283769688), (73, 275995176), (142, 141884844), (146, 137997588), (213, 94589896), (219, 91998392), (284, 70942422), (292, 68998794), (426, 47294948), (438, 45999196), (568, 35471211), (584, 34499397), (852, 23647474), (876, 22999598), (1704, 11823737), (1752, 11499799), (5183, 3887256), (10366, 1943628), (15549, 1295752), (20732, 971814), (31098, 647876), (41464, 485907), (62196, 323938), (124392, 161969)]