208021712

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{1627}}^1$

素因数の和:1827

約数の個数: 40

約数和(自身を含む): 413030112

約数和(自身を除く): 205008400

約数列:

[1, 2, 4, 8, 16, 61, 122, 131, 244, 262, 488, 524, 976, 1048, 1627, 2096, 3254, 6508, 7991, 13016, 15982, 26032, 31964, 63928, 99247, 127856, 198494, 213137, 396988, 426274, 793976, 852548, 1587952, 1705096, 3410192, 13001357, 26002714, 52005428, 104010856, 208021712]

約数ペア:

[(1, 208021712), (2, 104010856), (4, 52005428), (8, 26002714), (16, 13001357), (61, 3410192), (122, 1705096), (131, 1587952), (244, 852548), (262, 793976), (488, 426274), (524, 396988), (976, 213137), (1048, 198494), (1627, 127856), (2096, 99247), (3254, 63928), (6508, 31964), (7991, 26032), (13016, 15982)]