17971936

素因数分解:

$2^5\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{353}}^1$

素因数の和:443

約数の個数: 48

約数和(自身を含む): 37288944

約数和(自身を除く): 19317008

約数列:

[1, 2, 4, 8, 16, 32, 37, 43, 74, 86, 148, 172, 296, 344, 353, 592, 688, 706, 1184, 1376, 1412, 1591, 2824, 3182, 5648, 6364, 11296, 12728, 13061, 15179, 25456, 26122, 30358, 50912, 52244, 60716, 104488, 121432, 208976, 242864, 417952, 485728, 561623, 1123246, 2246492, 4492984, 8985968, 17971936]

約数ペア:

[(1, 17971936), (2, 8985968), (4, 4492984), (8, 2246492), (16, 1123246), (32, 561623), (37, 485728), (43, 417952), (74, 242864), (86, 208976), (148, 121432), (172, 104488), (296, 60716), (344, 52244), (353, 50912), (592, 30358), (688, 26122), (706, 25456), (1184, 15179), (1376, 13061), (1412, 12728), (1591, 11296), (2824, 6364), (3182, 5648)]