19536678

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{3299}}^1$

素因数の和:3361

約数の個数: 48

約数和(自身を含む): 49420800

約数和(自身を除く): 29884122

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, 3299, 5922, 6598, 9897, 19794, 23093, 29691, 46186, 59382, 69279, 138558, 155053, 207837, 310106, 415674, 465159, 930318, 1085371, 1395477, 2170742, 2790954, 3256113, 6512226, 9768339, 19536678]

約数ペア:

[(1, 19536678), (2, 9768339), (3, 6512226), (6, 3256113), (7, 2790954), (9, 2170742), (14, 1395477), (18, 1085371), (21, 930318), (42, 465159), (47, 415674), (63, 310106), (94, 207837), (126, 155053), (141, 138558), (282, 69279), (329, 59382), (423, 46186), (658, 29691), (846, 23093), (987, 19794), (1974, 9897), (2961, 6598), (3299, 5922)]