19435936

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2459}}^1$

素因数の和:2501

約数の個数: 48

約数和(自身を含む): 43394400

約数和(自身を除く): 23958464

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 76, 104, 152, 208, 247, 304, 416, 494, 608, 988, 1976, 2459, 3952, 4918, 7904, 9836, 19672, 31967, 39344, 46721, 63934, 78688, 93442, 127868, 186884, 255736, 373768, 511472, 607373, 747536, 1022944, 1214746, 1495072, 2429492, 4858984, 9717968, 19435936]

約数ペア:

[(1, 19435936), (2, 9717968), (4, 4858984), (8, 2429492), (13, 1495072), (16, 1214746), (19, 1022944), (26, 747536), (32, 607373), (38, 511472), (52, 373768), (76, 255736), (104, 186884), (152, 127868), (208, 93442), (247, 78688), (304, 63934), (416, 46721), (494, 39344), (608, 31967), (988, 19672), (1976, 9836), (2459, 7904), (3952, 4918)]