2016559864

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{89}}^2\times {\mathrm{263}}^1$

素因数の和:469

約数の個数: 72

約数和(自身を含む): 4219233480

約数和(自身を除く): 2202673616

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 89, 121, 178, 242, 263, 356, 484, 526, 712, 968, 979, 1052, 1958, 2104, 2893, 3916, 5786, 7832, 7921, 10769, 11572, 15842, 21538, 23144, 23407, 31684, 31823, 43076, 46814, 63368, 63646, 86152, 87131, 93628, 127292, 174262, 187256, 254584, 257477, 348524, 514954, 697048, 958441, 1029908, 1916882, 2059816, 2083223, 2832247, 3833764, 4166446, 5664494, 7667528, 8332892, 11328988, 16665784, 22657976, 22915453, 45830906, 91661812, 183323624, 252069983, 504139966, 1008279932, 2016559864]

約数ペア:

[(1, 2016559864), (2, 1008279932), (4, 504139966), (8, 252069983), (11, 183323624), (22, 91661812), (44, 45830906), (88, 22915453), (89, 22657976), (121, 16665784), (178, 11328988), (242, 8332892), (263, 7667528), (356, 5664494), (484, 4166446), (526, 3833764), (712, 2832247), (968, 2083223), (979, 2059816), (1052, 1916882), (1958, 1029908), (2104, 958441), (2893, 697048), (3916, 514954), (5786, 348524), (7832, 257477), (7921, 254584), (10769, 187256), (11572, 174262), (15842, 127292), (21538, 93628), (23144, 87131), (23407, 86152), (31684, 63646), (31823, 63368), (43076, 46814)]