1218156956

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{523}}^1\times {\mathrm{1613}}^1$

素因数の和:2178

約数の個数: 36

約数和(自身を含む): 2255577912

約数和(自身を除く): 1037420956

約数列:

[1, 2, 4, 19, 38, 76, 361, 523, 722, 1046, 1444, 1613, 2092, 3226, 6452, 9937, 19874, 30647, 39748, 61294, 122588, 188803, 377606, 582293, 755212, 843599, 1164586, 1687198, 2329172, 3374396, 16028381, 32056762, 64113524, 304539239, 609078478, 1218156956]

約数ペア:

[(1, 1218156956), (2, 609078478), (4, 304539239), (19, 64113524), (38, 32056762), (76, 16028381), (361, 3374396), (523, 2329172), (722, 1687198), (1046, 1164586), (1444, 843599), (1613, 755212), (2092, 582293), (3226, 377606), (6452, 188803), (9937, 122588), (19874, 61294), (30647, 39748)]