87487504

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{420613}}^1$

素因数の和:420634

約数の個数: 20

約数和(自身を含む): 182546476

約数和(自身を除く): 95058972

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 420613, 841226, 1682452, 3364904, 5467969, 6729808, 10935938, 21871876, 43743752, 87487504]

約数ペア:

[(1, 87487504), (2, 43743752), (4, 21871876), (8, 10935938), (13, 6729808), (16, 5467969), (26, 3364904), (52, 1682452), (104, 841226), (208, 420613)]