16220944

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1$

素因数の和:319

約数の個数: 40

約数和(自身を含む): 32408640

約数和(自身を除く): 16187696

約数列:

[1, 2, 4, 8, 16, 71, 109, 131, 142, 218, 262, 284, 436, 524, 568, 872, 1048, 1136, 1744, 2096, 7739, 9301, 14279, 15478, 18602, 28558, 30956, 37204, 57116, 61912, 74408, 114232, 123824, 148816, 228464, 1013809, 2027618, 4055236, 8110472, 16220944]

約数ペア:

[(1, 16220944), (2, 8110472), (4, 4055236), (8, 2027618), (16, 1013809), (71, 228464), (109, 148816), (131, 123824), (142, 114232), (218, 74408), (262, 61912), (284, 57116), (436, 37204), (524, 30956), (568, 28558), (872, 18602), (1048, 15478), (1136, 14279), (1744, 9301), (2096, 7739)]