16563508

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{457}}^1$

素因数の和:532

約数の個数: 48

約数和(自身を含む): 33932304

約数和(自身を除く): 17368796

約数列:

[1, 2, 4, 13, 17, 26, 34, 41, 52, 68, 82, 164, 221, 442, 457, 533, 697, 884, 914, 1066, 1394, 1828, 2132, 2788, 5941, 7769, 9061, 11882, 15538, 18122, 18737, 23764, 31076, 36244, 37474, 74948, 100997, 201994, 243581, 318529, 403988, 487162, 637058, 974324, 1274116, 4140877, 8281754, 16563508]

約数ペア:

[(1, 16563508), (2, 8281754), (4, 4140877), (13, 1274116), (17, 974324), (26, 637058), (34, 487162), (41, 403988), (52, 318529), (68, 243581), (82, 201994), (164, 100997), (221, 74948), (442, 37474), (457, 36244), (533, 31076), (697, 23764), (884, 18737), (914, 18122), (1066, 15538), (1394, 11882), (1828, 9061), (2132, 7769), (2788, 5941)]