53807728

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{258691}}^1$

素因数の和:258712

約数の個数: 20

約数和(自身を含む): 112272328

約数和(自身を除く): 58464600

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 258691, 517382, 1034764, 2069528, 3362983, 4139056, 6725966, 13451932, 26903864, 53807728]

約数ペア:

[(1, 53807728), (2, 26903864), (4, 13451932), (8, 6725966), (13, 4139056), (16, 3362983), (26, 2069528), (52, 1034764), (104, 517382), (208, 258691)]