19186370

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{701}}^1$

素因数の和:755

約数の個数: 64

約数和(自身を含む): 43670016

約数和(自身を除く): 24483646

約数列:

[1, 2, 5, 7, 10, 14, 17, 23, 34, 35, 46, 70, 85, 115, 119, 161, 170, 230, 238, 322, 391, 595, 701, 782, 805, 1190, 1402, 1610, 1955, 2737, 3505, 3910, 4907, 5474, 7010, 9814, 11917, 13685, 16123, 23834, 24535, 27370, 32246, 49070, 59585, 80615, 83419, 112861, 119170, 161230, 166838, 225722, 274091, 417095, 548182, 564305, 834190, 1128610, 1370455, 1918637, 2740910, 3837274, 9593185, 19186370]

約数ペア:

[(1, 19186370), (2, 9593185), (5, 3837274), (7, 2740910), (10, 1918637), (14, 1370455), (17, 1128610), (23, 834190), (34, 564305), (35, 548182), (46, 417095), (70, 274091), (85, 225722), (115, 166838), (119, 161230), (161, 119170), (170, 112861), (230, 83419), (238, 80615), (322, 59585), (391, 49070), (595, 32246), (701, 27370), (782, 24535), (805, 23834), (1190, 16123), (1402, 13685), (1610, 11917), (1955, 9814), (2737, 7010), (3505, 5474), (3910, 4907)]