16991916

素因数分解:

$2^2\times 3^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{167}}^1$

素因数の和:374

約数の個数: 48

約数和(自身を含む): 40830720

約数和(自身を除く): 23838804

約数列:

[1, 2, 3, 4, 6, 12, 61, 122, 139, 167, 183, 244, 278, 334, 366, 417, 501, 556, 668, 732, 834, 1002, 1668, 2004, 8479, 10187, 16958, 20374, 23213, 25437, 30561, 33916, 40748, 46426, 50874, 61122, 69639, 92852, 101748, 122244, 139278, 278556, 1415993, 2831986, 4247979, 5663972, 8495958, 16991916]

約数ペア:

[(1, 16991916), (2, 8495958), (3, 5663972), (4, 4247979), (6, 2831986), (12, 1415993), (61, 278556), (122, 139278), (139, 122244), (167, 101748), (183, 92852), (244, 69639), (278, 61122), (334, 50874), (366, 46426), (417, 40748), (501, 33916), (556, 30561), (668, 25437), (732, 23213), (834, 20374), (1002, 16958), (1668, 10187), (2004, 8479)]