20711362

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{491}}^1$

素因数の和:654

約数の個数: 32

約数和(自身を含む): 37407744

約数和(自身を除く): 16696382

約数列:

[1, 2, 7, 14, 23, 46, 131, 161, 262, 322, 491, 917, 982, 1834, 3013, 3437, 6026, 6874, 11293, 21091, 22586, 42182, 64321, 79051, 128642, 158102, 450247, 900494, 1479383, 2958766, 10355681, 20711362]

約数ペア:

[(1, 20711362), (2, 10355681), (7, 2958766), (14, 1479383), (23, 900494), (46, 450247), (131, 158102), (161, 128642), (262, 79051), (322, 64321), (491, 42182), (917, 22586), (982, 21091), (1834, 11293), (3013, 6874), (3437, 6026)]