11561456

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{353}}^1$

素因数の和:473

約数の個数: 40

約数和(自身を含む): 23703840

約数和(自身を除く): 12142384

約数列:

[1, 2, 4, 8, 16, 23, 46, 89, 92, 178, 184, 353, 356, 368, 706, 712, 1412, 1424, 2047, 2824, 4094, 5648, 8119, 8188, 16238, 16376, 31417, 32476, 32752, 62834, 64952, 125668, 129904, 251336, 502672, 722591, 1445182, 2890364, 5780728, 11561456]

約数ペア:

[(1, 11561456), (2, 5780728), (4, 2890364), (8, 1445182), (16, 722591), (23, 502672), (46, 251336), (89, 129904), (92, 125668), (178, 64952), (184, 62834), (353, 32752), (356, 32476), (368, 31417), (706, 16376), (712, 16238), (1412, 8188), (1424, 8119), (2047, 5648), (2824, 4094)]