209192048

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{2459}}^1$

素因数の和:2889

約数の個数: 40

約数和(自身を含む): 437732400

約数和(自身を除く): 228540352

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 409, 818, 1636, 2459, 3272, 4918, 5317, 6544, 9836, 10634, 19672, 21268, 31967, 39344, 42536, 63934, 85072, 127868, 255736, 511472, 1005731, 2011462, 4022924, 8045848, 13074503, 16091696, 26149006, 52298012, 104596024, 209192048]

約数ペア:

[(1, 209192048), (2, 104596024), (4, 52298012), (8, 26149006), (13, 16091696), (16, 13074503), (26, 8045848), (52, 4022924), (104, 2011462), (208, 1005731), (409, 511472), (818, 255736), (1636, 127868), (2459, 85072), (3272, 63934), (4918, 42536), (5317, 39344), (6544, 31967), (9836, 21268), (10634, 19672)]