18715691928

素因数分解:

$2^3\times 3^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1\times {\mathrm{131927}}^1$

素因数の和:132216

約数の個数: 64

約数和(自身を含む): 49013890560

約数和(自身を除く): 30298198632

約数列:

[1, 2, 3, 4, 6, 8, 12, 23, 24, 46, 69, 92, 138, 184, 257, 276, 514, 552, 771, 1028, 1542, 2056, 3084, 5911, 6168, 11822, 17733, 23644, 35466, 47288, 70932, 131927, 141864, 263854, 395781, 527708, 791562, 1055416, 1583124, 3034321, 3166248, 6068642, 9102963, 12137284, 18205926, 24274568, 33905239, 36411852, 67810478, 72823704, 101715717, 135620956, 203431434, 271241912, 406862868, 779820497, 813725736, 1559640994, 2339461491, 3119281988, 4678922982, 6238563976, 9357845964, 18715691928]

約数ペア:

[(1, 18715691928), (2, 9357845964), (3, 6238563976), (4, 4678922982), (6, 3119281988), (8, 2339461491), (12, 1559640994), (23, 813725736), (24, 779820497), (46, 406862868), (69, 271241912), (92, 203431434), (138, 135620956), (184, 101715717), (257, 72823704), (276, 67810478), (514, 36411852), (552, 33905239), (771, 24274568), (1028, 18205926), (1542, 12137284), (2056, 9102963), (3084, 6068642), (5911, 3166248), (6168, 3034321), (11822, 1583124), (17733, 1055416), (23644, 791562), (35466, 527708), (47288, 395781), (70932, 263854), (131927, 141864)]