16051986

素因数分解:

$2^1\times 3^3\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{223}}^1$

素因数の和:308

約数の個数: 64

約数和(自身を含む): 37847040

約数和(自身を除く): 21795054

約数列:

[1, 2, 3, 6, 9, 18, 27, 31, 43, 54, 62, 86, 93, 129, 186, 223, 258, 279, 387, 446, 558, 669, 774, 837, 1161, 1333, 1338, 1674, 2007, 2322, 2666, 3999, 4014, 6021, 6913, 7998, 9589, 11997, 12042, 13826, 19178, 20739, 23994, 28767, 35991, 41478, 57534, 62217, 71982, 86301, 124434, 172602, 186651, 258903, 297259, 373302, 517806, 594518, 891777, 1783554, 2675331, 5350662, 8025993, 16051986]

約数ペア:

[(1, 16051986), (2, 8025993), (3, 5350662), (6, 2675331), (9, 1783554), (18, 891777), (27, 594518), (31, 517806), (43, 373302), (54, 297259), (62, 258903), (86, 186651), (93, 172602), (129, 124434), (186, 86301), (223, 71982), (258, 62217), (279, 57534), (387, 41478), (446, 35991), (558, 28767), (669, 23994), (774, 20739), (837, 19178), (1161, 13826), (1333, 12042), (1338, 11997), (1674, 9589), (2007, 7998), (2322, 6913), (2666, 6021), (3999, 4014)]