20163768

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{677}}^1$

素因数の和:776

約数の個数: 64

約数和(自身を含む): 54185760

約数和(自身を除く): 34021992

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 73, 102, 136, 146, 204, 219, 292, 408, 438, 584, 677, 876, 1241, 1354, 1752, 2031, 2482, 2708, 3723, 4062, 4964, 5416, 7446, 8124, 9928, 11509, 14892, 16248, 23018, 29784, 34527, 46036, 49421, 69054, 92072, 98842, 138108, 148263, 197684, 276216, 296526, 395368, 593052, 840157, 1186104, 1680314, 2520471, 3360628, 5040942, 6721256, 10081884, 20163768]

約数ペア:

[(1, 20163768), (2, 10081884), (3, 6721256), (4, 5040942), (6, 3360628), (8, 2520471), (12, 1680314), (17, 1186104), (24, 840157), (34, 593052), (51, 395368), (68, 296526), (73, 276216), (102, 197684), (136, 148263), (146, 138108), (204, 98842), (219, 92072), (292, 69054), (408, 49421), (438, 46036), (584, 34527), (677, 29784), (876, 23018), (1241, 16248), (1354, 14892), (1752, 11509), (2031, 9928), (2482, 8124), (2708, 7446), (3723, 5416), (4062, 4964)]