20171447536

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{557}}^1\times {\mathrm{73013}}^1$

素因数の和:73609

約数の個数: 40

約数和(自身を含む): 40415877504

約数和(自身を除く): 20244429968

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 557, 1114, 2228, 4456, 8912, 17267, 34534, 69068, 73013, 138136, 146026, 276272, 292052, 584104, 1168208, 2263403, 4526806, 9053612, 18107224, 36214448, 40668241, 81336482, 162672964, 325345928, 650691856, 1260715471, 2521430942, 5042861884, 10085723768, 20171447536]

約数ペア:

[(1, 20171447536), (2, 10085723768), (4, 5042861884), (8, 2521430942), (16, 1260715471), (31, 650691856), (62, 325345928), (124, 162672964), (248, 81336482), (496, 40668241), (557, 36214448), (1114, 18107224), (2228, 9053612), (4456, 4526806), (8912, 2263403), (17267, 1168208), (34534, 584104), (69068, 292052), (73013, 276272), (138136, 146026)]