18331566136

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{179}}^1\times {\mathrm{9203}}^1$

素因数の和:9508

約数の個数: 64

約数和(自身を含む): 37574409600

約数和(自身を除く): 19242843464

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 107, 179, 214, 358, 428, 716, 856, 1391, 1432, 2327, 2782, 4654, 5564, 9203, 9308, 11128, 18406, 18616, 19153, 36812, 38306, 73624, 76612, 119639, 153224, 239278, 248989, 478556, 497978, 957112, 984721, 995956, 1647337, 1969442, 1991912, 3294674, 3938884, 6589348, 7877768, 12801373, 13178696, 21415381, 25602746, 42830762, 51205492, 85661524, 102410984, 171323048, 176265059, 352530118, 705060236, 1410120472, 2291445767, 4582891534, 9165783068, 18331566136]

約数ペア:

[(1, 18331566136), (2, 9165783068), (4, 4582891534), (8, 2291445767), (13, 1410120472), (26, 705060236), (52, 352530118), (104, 176265059), (107, 171323048), (179, 102410984), (214, 85661524), (358, 51205492), (428, 42830762), (716, 25602746), (856, 21415381), (1391, 13178696), (1432, 12801373), (2327, 7877768), (2782, 6589348), (4654, 3938884), (5564, 3294674), (9203, 1991912), (9308, 1969442), (11128, 1647337), (18406, 995956), (18616, 984721), (19153, 957112), (36812, 497978), (38306, 478556), (73624, 248989), (76612, 239278), (119639, 153224)]