20102849272844

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{1381}}^1\times {\mathrm{684443}}^1$

素因数の和:686250

約数の個数: 48

約数和(自身を含む): 38006326609440

約数和(自身を除く): 17903477336596

約数列:

[1, 2, 4, 13, 26, 52, 409, 818, 1381, 1636, 2762, 5317, 5524, 10634, 17953, 21268, 35906, 71812, 564829, 684443, 1129658, 1368886, 2259316, 2737772, 7342777, 8897759, 14685554, 17795518, 29371108, 35591036, 279937187, 559874374, 945215783, 1119748748, 1890431566, 3639183431, 3780863132, 7278366862, 12287805179, 14556733724, 24575610358, 49151220716, 386593255247, 773186510494, 1546373020988, 5025712318211, 10051424636422, 20102849272844]

約数ペア:

[(1, 20102849272844), (2, 10051424636422), (4, 5025712318211), (13, 1546373020988), (26, 773186510494), (52, 386593255247), (409, 49151220716), (818, 24575610358), (1381, 14556733724), (1636, 12287805179), (2762, 7278366862), (5317, 3780863132), (5524, 3639183431), (10634, 1890431566), (17953, 1119748748), (21268, 945215783), (35906, 559874374), (71812, 279937187), (564829, 35591036), (684443, 29371108), (1129658, 17795518), (1368886, 14685554), (2259316, 8897759), (2737772, 7342777)]