939883984

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{491}}^1\times {\mathrm{9203}}^1$

素因数の和:9715

約数の個数: 40

約数和(自身を含む): 1965311712

約数和(自身を除く): 1025427728

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 491, 982, 1964, 3928, 6383, 7856, 9203, 12766, 18406, 25532, 36812, 51064, 73624, 102128, 119639, 147248, 239278, 478556, 957112, 1914224, 4518673, 9037346, 18074692, 36149384, 58742749, 72298768, 117485498, 234970996, 469941992, 939883984]

約数ペア:

[(1, 939883984), (2, 469941992), (4, 234970996), (8, 117485498), (13, 72298768), (16, 58742749), (26, 36149384), (52, 18074692), (104, 9037346), (208, 4518673), (491, 1914224), (982, 957112), (1964, 478556), (3928, 239278), (6383, 147248), (7856, 119639), (9203, 102128), (12766, 73624), (18406, 51064), (25532, 36812)]