220103912

素因数分解:

$2^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{74159}}^1$

素因数の和:74225

約数の個数: 32

約数和(自身を含む): 480556800

約数和(自身を除く): 260452888

約数列:

[1, 2, 4, 7, 8, 14, 28, 53, 56, 106, 212, 371, 424, 742, 1484, 2968, 74159, 148318, 296636, 519113, 593272, 1038226, 2076452, 3930427, 4152904, 7860854, 15721708, 27512989, 31443416, 55025978, 110051956, 220103912]

約数ペア:

[(1, 220103912), (2, 110051956), (4, 55025978), (7, 31443416), (8, 27512989), (14, 15721708), (28, 7860854), (53, 4152904), (56, 3930427), (106, 2076452), (212, 1038226), (371, 593272), (424, 519113), (742, 296636), (1484, 148318), (2968, 74159)]