20120642646

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1999}}^1\times {\mathrm{3001}}^1$

素因数の和:5061

約数の個数: 64

約数和(自身を含む): 44381568000

約数和(自身を除く): 24260925354

約数列:

[1, 2, 3, 6, 13, 26, 39, 43, 78, 86, 129, 258, 559, 1118, 1677, 1999, 3001, 3354, 3998, 5997, 6002, 9003, 11994, 18006, 25987, 39013, 51974, 77961, 78026, 85957, 117039, 129043, 155922, 171914, 234078, 257871, 258086, 387129, 515742, 774258, 1117441, 1677559, 2234882, 3352323, 3355118, 5032677, 5998999, 6704646, 10065354, 11997998, 17996997, 35993994, 77986987, 155973974, 233960961, 257956957, 467921922, 515913914, 773870871, 1547741742, 3353440441, 6706880882, 10060321323, 20120642646]

約数ペア:

[(1, 20120642646), (2, 10060321323), (3, 6706880882), (6, 3353440441), (13, 1547741742), (26, 773870871), (39, 515913914), (43, 467921922), (78, 257956957), (86, 233960961), (129, 155973974), (258, 77986987), (559, 35993994), (1118, 17996997), (1677, 11997998), (1999, 10065354), (3001, 6704646), (3354, 5998999), (3998, 5032677), (5997, 3355118), (6002, 3352323), (9003, 2234882), (11994, 1677559), (18006, 1117441), (25987, 774258), (39013, 515742), (51974, 387129), (77961, 258086), (78026, 257871), (85957, 234078), (117039, 171914), (129043, 155922)]