19295744

素因数分解:

$2^9\times {\mathrm{13}}^2\times {\mathrm{223}}^1$

素因数の和:267

約数の個数: 60

約数和(自身を含む): 41934816

約数和(自身を除く): 22639072

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 169, 208, 223, 256, 338, 416, 446, 512, 676, 832, 892, 1352, 1664, 1784, 2704, 2899, 3328, 3568, 5408, 5798, 6656, 7136, 10816, 11596, 14272, 21632, 23192, 28544, 37687, 43264, 46384, 57088, 75374, 86528, 92768, 114176, 150748, 185536, 301496, 371072, 602992, 742144, 1205984, 1484288, 2411968, 4823936, 9647872, 19295744]

約数ペア:

[(1, 19295744), (2, 9647872), (4, 4823936), (8, 2411968), (13, 1484288), (16, 1205984), (26, 742144), (32, 602992), (52, 371072), (64, 301496), (104, 185536), (128, 150748), (169, 114176), (208, 92768), (223, 86528), (256, 75374), (338, 57088), (416, 46384), (446, 43264), (512, 37687), (676, 28544), (832, 23192), (892, 21632), (1352, 14272), (1664, 11596), (1784, 10816), (2704, 7136), (2899, 6656), (3328, 5798), (3568, 5408)]