2788897072

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{619}}^1\times {\mathrm{21661}}^1$

素因数の和:22301

約数の個数: 40

約数和(自身を含む): 5828810960

約数和(自身を除く): 3039913888

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 619, 1238, 2476, 4952, 8047, 9904, 16094, 21661, 32188, 43322, 64376, 86644, 128752, 173288, 281593, 346576, 563186, 1126372, 2252744, 4505488, 13408159, 26816318, 53632636, 107265272, 174306067, 214530544, 348612134, 697224268, 1394448536, 2788897072]

約数ペア:

[(1, 2788897072), (2, 1394448536), (4, 697224268), (8, 348612134), (13, 214530544), (16, 174306067), (26, 107265272), (52, 53632636), (104, 26816318), (208, 13408159), (619, 4505488), (1238, 2252744), (2476, 1126372), (4952, 563186), (8047, 346576), (9904, 281593), (16094, 173288), (21661, 128752), (32188, 86644), (43322, 64376)]