20119424

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{113}}^1$

素因数の和:247

約数の個数: 64

約数和(自身を含む): 43953840

約数和(自身を除く): 23834416

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 107, 113, 128, 208, 214, 226, 416, 428, 452, 832, 856, 904, 1391, 1469, 1664, 1712, 1808, 2782, 2938, 3424, 3616, 5564, 5876, 6848, 7232, 11128, 11752, 12091, 13696, 14464, 22256, 23504, 24182, 44512, 47008, 48364, 89024, 94016, 96728, 157183, 178048, 188032, 193456, 314366, 386912, 628732, 773824, 1257464, 1547648, 2514928, 5029856, 10059712, 20119424]

約数ペア:

[(1, 20119424), (2, 10059712), (4, 5029856), (8, 2514928), (13, 1547648), (16, 1257464), (26, 773824), (32, 628732), (52, 386912), (64, 314366), (104, 193456), (107, 188032), (113, 178048), (128, 157183), (208, 96728), (214, 94016), (226, 89024), (416, 48364), (428, 47008), (452, 44512), (832, 24182), (856, 23504), (904, 22256), (1391, 14464), (1469, 13696), (1664, 12091), (1712, 11752), (1808, 11128), (2782, 7232), (2938, 6848), (3424, 5876), (3616, 5564)]