20746770168

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{402631}}^1$

素因数の和:402772

約数の個数: 64

約数和(自身を含む): 55080057600

約数和(自身を除く): 34333287432

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 76, 113, 114, 152, 226, 228, 339, 452, 456, 678, 904, 1356, 2147, 2712, 4294, 6441, 8588, 12882, 17176, 25764, 51528, 402631, 805262, 1207893, 1610524, 2415786, 3221048, 4831572, 7649989, 9663144, 15299978, 22949967, 30599956, 45497303, 45899934, 61199912, 90994606, 91799868, 136491909, 181989212, 183599736, 272983818, 363978424, 545967636, 864448757, 1091935272, 1728897514, 2593346271, 3457795028, 5186692542, 6915590056, 10373385084, 20746770168]

約数ペア:

[(1, 20746770168), (2, 10373385084), (3, 6915590056), (4, 5186692542), (6, 3457795028), (8, 2593346271), (12, 1728897514), (19, 1091935272), (24, 864448757), (38, 545967636), (57, 363978424), (76, 272983818), (113, 183599736), (114, 181989212), (152, 136491909), (226, 91799868), (228, 90994606), (339, 61199912), (452, 45899934), (456, 45497303), (678, 30599956), (904, 22949967), (1356, 15299978), (2147, 9663144), (2712, 7649989), (4294, 4831572), (6441, 3221048), (8588, 2415786), (12882, 1610524), (17176, 1207893), (25764, 805262), (51528, 402631)]