19187692412

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1907}}^1\times {\mathrm{18913}}^1$

素因数の和:20850

約数の個数: 48

約数和(自身を含む): 40418461440

約数和(自身を除く): 21230769028

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 1907, 3814, 7628, 13349, 18913, 26698, 36233, 37826, 53396, 72466, 75652, 132391, 144932, 253631, 264782, 359347, 507262, 529564, 718694, 1014524, 1437388, 2515429, 5030858, 10061716, 36067091, 72134182, 144268364, 252469637, 504939274, 685274729, 1009878548, 1370549458, 2741098916, 4796923103, 9593846206, 19187692412]

約数ペア:

[(1, 19187692412), (2, 9593846206), (4, 4796923103), (7, 2741098916), (14, 1370549458), (19, 1009878548), (28, 685274729), (38, 504939274), (76, 252469637), (133, 144268364), (266, 72134182), (532, 36067091), (1907, 10061716), (3814, 5030858), (7628, 2515429), (13349, 1437388), (18913, 1014524), (26698, 718694), (36233, 529564), (37826, 507262), (53396, 359347), (72466, 264782), (75652, 253631), (132391, 144932)]