20125376

素因数分解:

$2^6\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1$

素因数の和:229

約数の個数: 56

約数和(自身を含む): 41842944

約数和(自身を除く): 21717568

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 71, 86, 103, 142, 172, 206, 284, 344, 412, 568, 688, 824, 1136, 1376, 1648, 2272, 2752, 3053, 3296, 4429, 4544, 6106, 6592, 7313, 8858, 12212, 14626, 17716, 24424, 29252, 35432, 48848, 58504, 70864, 97696, 117008, 141728, 195392, 234016, 283456, 314459, 468032, 628918, 1257836, 2515672, 5031344, 10062688, 20125376]

約数ペア:

[(1, 20125376), (2, 10062688), (4, 5031344), (8, 2515672), (16, 1257836), (32, 628918), (43, 468032), (64, 314459), (71, 283456), (86, 234016), (103, 195392), (142, 141728), (172, 117008), (206, 97696), (284, 70864), (344, 58504), (412, 48848), (568, 35432), (688, 29252), (824, 24424), (1136, 17716), (1376, 14626), (1648, 12212), (2272, 8858), (2752, 7313), (3053, 6592), (3296, 6106), (4429, 4544)]