16966456

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{173}}^1$

素因数の和:256

約数の個数: 64

約数和(自身を含む): 36832320

約数和(自身を除く): 19865864

約数列:

[1, 2, 4, 8, 13, 23, 26, 41, 46, 52, 82, 92, 104, 164, 173, 184, 299, 328, 346, 533, 598, 692, 943, 1066, 1196, 1384, 1886, 2132, 2249, 2392, 3772, 3979, 4264, 4498, 7093, 7544, 7958, 8996, 12259, 14186, 15916, 17992, 24518, 28372, 31832, 49036, 51727, 56744, 92209, 98072, 103454, 163139, 184418, 206908, 326278, 368836, 413816, 652556, 737672, 1305112, 2120807, 4241614, 8483228, 16966456]

約数ペア:

[(1, 16966456), (2, 8483228), (4, 4241614), (8, 2120807), (13, 1305112), (23, 737672), (26, 652556), (41, 413816), (46, 368836), (52, 326278), (82, 206908), (92, 184418), (104, 163139), (164, 103454), (173, 98072), (184, 92209), (299, 56744), (328, 51727), (346, 49036), (533, 31832), (598, 28372), (692, 24518), (943, 17992), (1066, 15916), (1196, 14186), (1384, 12259), (1886, 8996), (2132, 7958), (2249, 7544), (2392, 7093), (3772, 4498), (3979, 4264)]