20189246

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{4229}}^1$

素因数の和:4280

約数の個数: 32

約数和(自身を含む): 38983680

約数和(自身を除く): 18794434

約数列:

[1, 2, 7, 11, 14, 22, 31, 62, 77, 154, 217, 341, 434, 682, 2387, 4229, 4774, 8458, 29603, 46519, 59206, 93038, 131099, 262198, 325633, 651266, 917693, 1442089, 1835386, 2884178, 10094623, 20189246]

約数ペア:

[(1, 20189246), (2, 10094623), (7, 2884178), (11, 1835386), (14, 1442089), (22, 917693), (31, 651266), (62, 325633), (77, 262198), (154, 131099), (217, 93038), (341, 59206), (434, 46519), (682, 29603), (2387, 8458), (4229, 4774)]