19786436

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{151}}^1$

素因数の和:260

約数の個数: 48

約数和(自身を含む): 38610432

約数和(自身を除く): 18823996

約数列:

[1, 2, 4, 17, 34, 41, 47, 68, 82, 94, 151, 164, 188, 302, 604, 697, 799, 1394, 1598, 1927, 2567, 2788, 3196, 3854, 5134, 6191, 7097, 7708, 10268, 12382, 14194, 24764, 28388, 32759, 65518, 105247, 120649, 131036, 210494, 241298, 290977, 420988, 482596, 581954, 1163908, 4946609, 9893218, 19786436]

約数ペア:

[(1, 19786436), (2, 9893218), (4, 4946609), (17, 1163908), (34, 581954), (41, 482596), (47, 420988), (68, 290977), (82, 241298), (94, 210494), (151, 131036), (164, 120649), (188, 105247), (302, 65518), (604, 32759), (697, 28388), (799, 24764), (1394, 14194), (1598, 12382), (1927, 10268), (2567, 7708), (2788, 7097), (3196, 6191), (3854, 5134)]