19706576

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{593}}^1$

素因数の和:699

約数の個数: 40

約数和(自身を含む): 40068864

約数和(自身を除く): 20362288

約数列:

[1, 2, 4, 8, 16, 31, 62, 67, 124, 134, 248, 268, 496, 536, 593, 1072, 1186, 2077, 2372, 4154, 4744, 8308, 9488, 16616, 18383, 33232, 36766, 39731, 73532, 79462, 147064, 158924, 294128, 317848, 635696, 1231661, 2463322, 4926644, 9853288, 19706576]

約数ペア:

[(1, 19706576), (2, 9853288), (4, 4926644), (8, 2463322), (16, 1231661), (31, 635696), (62, 317848), (67, 294128), (124, 158924), (134, 147064), (248, 79462), (268, 73532), (496, 39731), (536, 36766), (593, 33232), (1072, 18383), (1186, 16616), (2077, 9488), (2372, 8308), (4154, 4744)]