20123261784

素因数分解:

$2^3\times 3^3\times {\mathrm{683}}^1\times {\mathrm{136403}}^1$

素因数の和:137101

約数の個数: 64

約数和(自身を含む): 55980201600

約数和(自身を除く): 35856939816

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 683, 1366, 2049, 2732, 4098, 5464, 6147, 8196, 12294, 16392, 18441, 24588, 36882, 49176, 73764, 136403, 147528, 272806, 409209, 545612, 818418, 1091224, 1227627, 1636836, 2455254, 3273672, 3682881, 4910508, 7365762, 9821016, 14731524, 29463048, 93163249, 186326498, 279489747, 372652996, 558979494, 745305992, 838469241, 1117958988, 1676938482, 2235917976, 2515407723, 3353876964, 5030815446, 6707753928, 10061630892, 20123261784]

約数ペア:

[(1, 20123261784), (2, 10061630892), (3, 6707753928), (4, 5030815446), (6, 3353876964), (8, 2515407723), (9, 2235917976), (12, 1676938482), (18, 1117958988), (24, 838469241), (27, 745305992), (36, 558979494), (54, 372652996), (72, 279489747), (108, 186326498), (216, 93163249), (683, 29463048), (1366, 14731524), (2049, 9821016), (2732, 7365762), (4098, 4910508), (5464, 3682881), (6147, 3273672), (8196, 2455254), (12294, 1636836), (16392, 1227627), (18441, 1091224), (24588, 818418), (36882, 545612), (49176, 409209), (73764, 272806), (136403, 147528)]