18837882

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{3181}}^1$

素因数の和:3243

約数の個数: 48

約数和(自身を含む): 47653632

約数和(自身を除く): 28815750

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 47, 63, 94, 126, 141, 282, 329, 423, 658, 846, 987, 1974, 2961, 3181, 5922, 6362, 9543, 19086, 22267, 28629, 44534, 57258, 66801, 133602, 149507, 200403, 299014, 400806, 448521, 897042, 1046549, 1345563, 2093098, 2691126, 3139647, 6279294, 9418941, 18837882]

約数ペア:

[(1, 18837882), (2, 9418941), (3, 6279294), (6, 3139647), (7, 2691126), (9, 2093098), (14, 1345563), (18, 1046549), (21, 897042), (42, 448521), (47, 400806), (63, 299014), (94, 200403), (126, 149507), (141, 133602), (282, 66801), (329, 57258), (423, 44534), (658, 28629), (846, 22267), (987, 19086), (1974, 9543), (2961, 6362), (3181, 5922)]