19178292

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{997}}^1$

素因数の和:1240

約数の個数: 48

約数和(自身を含む): 51416960

約数和(自身を除く): 32238668

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 229, 458, 687, 916, 997, 1374, 1603, 1994, 2748, 2991, 3206, 3988, 4809, 5982, 6412, 6979, 9618, 11964, 13958, 19236, 20937, 27916, 41874, 83748, 228313, 456626, 684939, 913252, 1369878, 1598191, 2739756, 3196382, 4794573, 6392764, 9589146, 19178292]

約数ペア:

[(1, 19178292), (2, 9589146), (3, 6392764), (4, 4794573), (6, 3196382), (7, 2739756), (12, 1598191), (14, 1369878), (21, 913252), (28, 684939), (42, 456626), (84, 228313), (229, 83748), (458, 41874), (687, 27916), (916, 20937), (997, 19236), (1374, 13958), (1603, 11964), (1994, 9618), (2748, 6979), (2991, 6412), (3206, 5982), (3988, 4809)]