29277872

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{140759}}^1$

素因数の和:140780

約数の個数: 20

約数和(自身を含む): 61089840

約数和(自身を除く): 31811968

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 140759, 281518, 563036, 1126072, 1829867, 2252144, 3659734, 7319468, 14638936, 29277872]

約数ペア:

[(1, 29277872), (2, 14638936), (4, 7319468), (8, 3659734), (13, 2252144), (16, 1829867), (26, 1126072), (52, 563036), (104, 281518), (208, 140759)]