17679272

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{389}}^1$

素因数の和:450

約数の個数: 64

約数和(自身を含む): 39312000

約数和(自身を除く): 21632728

約数列:

[1, 2, 4, 8, 13, 19, 23, 26, 38, 46, 52, 76, 92, 104, 152, 184, 247, 299, 389, 437, 494, 598, 778, 874, 988, 1196, 1556, 1748, 1976, 2392, 3112, 3496, 5057, 5681, 7391, 8947, 10114, 11362, 14782, 17894, 20228, 22724, 29564, 35788, 40456, 45448, 59128, 71576, 96083, 116311, 169993, 192166, 232622, 339986, 384332, 465244, 679972, 768664, 930488, 1359944, 2209909, 4419818, 8839636, 17679272]

約数ペア:

[(1, 17679272), (2, 8839636), (4, 4419818), (8, 2209909), (13, 1359944), (19, 930488), (23, 768664), (26, 679972), (38, 465244), (46, 384332), (52, 339986), (76, 232622), (92, 192166), (104, 169993), (152, 116311), (184, 96083), (247, 71576), (299, 59128), (389, 45448), (437, 40456), (494, 35788), (598, 29564), (778, 22724), (874, 20228), (988, 17894), (1196, 14782), (1556, 11362), (1748, 10114), (1976, 8947), (2392, 7391), (3112, 5681), (3496, 5057)]