191512962020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{193}}^1\times {\mathrm{137437}}^1$

素因数の和:137677

約数の個数: 72

約数和(自身を含む): 426660877944

約数和(自身を除く): 235147915924

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 193, 361, 380, 386, 722, 772, 965, 1444, 1805, 1930, 3610, 3667, 3860, 7220, 7334, 14668, 18335, 36670, 69673, 73340, 137437, 139346, 274874, 278692, 348365, 549748, 687185, 696730, 1374370, 1393460, 2611303, 2748740, 5222606, 10445212, 13056515, 26113030, 26525341, 49614757, 52226060, 53050682, 99229514, 106101364, 132626705, 198459028, 248073785, 265253410, 496147570, 503981479, 530506820, 992295140, 1007962958, 2015925916, 2519907395, 5039814790, 9575648101, 10079629580, 19151296202, 38302592404, 47878240505, 95756481010, 191512962020]

約数ペア:

[(1, 191512962020), (2, 95756481010), (4, 47878240505), (5, 38302592404), (10, 19151296202), (19, 10079629580), (20, 9575648101), (38, 5039814790), (76, 2519907395), (95, 2015925916), (190, 1007962958), (193, 992295140), (361, 530506820), (380, 503981479), (386, 496147570), (722, 265253410), (772, 248073785), (965, 198459028), (1444, 132626705), (1805, 106101364), (1930, 99229514), (3610, 53050682), (3667, 52226060), (3860, 49614757), (7220, 26525341), (7334, 26113030), (14668, 13056515), (18335, 10445212), (36670, 5222606), (69673, 2748740), (73340, 2611303), (137437, 1393460), (139346, 1374370), (274874, 696730), (278692, 687185), (348365, 549748)]