64369552

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{309469}}^1$

素因数の和:309490

約数の個数: 20

約数和(自身を含む): 134309980

約数和(自身を除く): 69940428

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 309469, 618938, 1237876, 2475752, 4023097, 4951504, 8046194, 16092388, 32184776, 64369552]

約数ペア:

[(1, 64369552), (2, 32184776), (4, 16092388), (8, 8046194), (13, 4951504), (16, 4023097), (26, 2475752), (52, 1237876), (104, 618938), (208, 309469)]