89981188

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{2909}}^1$

素因数の和:2980

約数の個数: 48

約数和(自身を含む): 185774400

約数和(自身を除く): 95793212

約数列:

[1, 2, 4, 11, 19, 22, 37, 38, 44, 74, 76, 148, 209, 407, 418, 703, 814, 836, 1406, 1628, 2812, 2909, 5818, 7733, 11636, 15466, 30932, 31999, 55271, 63998, 107633, 110542, 127996, 215266, 221084, 430532, 607981, 1183963, 1215962, 2045027, 2367926, 2431924, 4090054, 4735852, 8180108, 22495297, 44990594, 89981188]

約数ペア:

[(1, 89981188), (2, 44990594), (4, 22495297), (11, 8180108), (19, 4735852), (22, 4090054), (37, 2431924), (38, 2367926), (44, 2045027), (74, 1215962), (76, 1183963), (148, 607981), (209, 430532), (407, 221084), (418, 215266), (703, 127996), (814, 110542), (836, 107633), (1406, 63998), (1628, 55271), (2812, 31999), (2909, 30932), (5818, 15466), (7733, 11636)]