18078082204

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2887}}^1\times {\mathrm{17203}}^1$

素因数の和:20114

約数の個数: 48

約数和(自身を含む): 38953159168

約数和(自身を除く): 20875076964

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 2887, 5774, 11548, 17203, 20209, 34406, 37531, 40418, 68812, 75062, 80836, 120421, 150124, 223639, 240842, 262717, 447278, 481684, 525434, 894556, 1050868, 1565473, 3130946, 6261892, 49665061, 99330122, 198660244, 347655427, 645645793, 695310854, 1291291586, 1390621708, 2582583172, 4519520551, 9039041102, 18078082204]

約数ペア:

[(1, 18078082204), (2, 9039041102), (4, 4519520551), (7, 2582583172), (13, 1390621708), (14, 1291291586), (26, 695310854), (28, 645645793), (52, 347655427), (91, 198660244), (182, 99330122), (364, 49665061), (2887, 6261892), (5774, 3130946), (11548, 1565473), (17203, 1050868), (20209, 894556), (34406, 525434), (37531, 481684), (40418, 447278), (68812, 262717), (75062, 240842), (80836, 223639), (120421, 150124)]